chore: Remove mentions of the 0.15 release

The 0.15.0 release was a misfire so we're skipping this version number.

Author: poljar

bindings/matrix-sdk-ffi/CHANGELOG.md

@@ -8,10 +8,6 @@ All notable changes to this project will be documented in this file.
 
 ## [0.16.0] - 2025-12-04
 
-### Features
-
-- Add `Client::get_store_sizes()` so to query the size of the existing stores, if available. ([#5911](https://github.com/matrix-org/matrix-rust-sdk/pull/5911))
-
 ### Breaking changes
 
 - `TimelineConfiguration::track_read_receipts`'s type is now an enum to allow tracking to be enabled for all events
@@ -20,11 +16,6 @@ All notable changes to this project will be documented in this file.
 - `Client::reset_server_info()` has been split into `reset_supported_versions()`
   and `reset_well_known()`.
   ([#5910](https://github.com/matrix-org/matrix-rust-sdk/pull/5910))
-
-## [0.15.0] - 2025-11-27
-
-### Breaking changes
-
 - Add `HumanQrLoginError::NotFound` for non-existing / expired rendezvous sessions
   ([#5898](https://github.com/matrix-org/matrix-rust-sdk/pull/5898))
 - Add `HumanQrGrantLoginError::NotFound` for non-existing / expired rendezvous sessions
@@ -93,6 +84,7 @@ All notable changes to this project will be documented in this file.
 
 ### Features
 
+- Add `Client::get_store_sizes()` so to query the size of the existing stores, if available. ([#5911](https://github.com/matrix-org/matrix-rust-sdk/pull/5911))
 - Expose `is_space` in `NotificationRoomInfo`, allowing clients to determine if the room that triggered the notification is a space.
 - Add push actions to `NotificationItem` and replace `SyncNotification` with `NotificationItem`.
   ([#5835](https://github.com/matrix-org/matrix-rust-sdk/pull/5835))

crates/matrix-sdk-base/CHANGELOG.md

@@ -8,6 +8,12 @@ All notable changes to this project will be documented in this file.
 
 ## [0.16.0] - 2025-12-04
 
+### Security Fixes
+
+- Skip the serialization of custom join rules in the `RoomInfo` which prevented
+  the processing of sync responses containing events with custom join rules.
+  ([#5924](https://github.com/matrix-org/matrix-rust-sdk/pull/5924))
+
 ### Refactor
 
 - [**breaking**] `ServerInfo` has been renamed to `SupportedVersionsResponse`,
@@ -18,17 +24,6 @@ All notable changes to this project will be documented in this file.
   ([#5910](https://github.com/matrix-org/matrix-rust-sdk/pull/5910))
   - `StateStoreData(Key/Value)::ServerInfo` has been split into the
     `SupportedVersions` and `WellKnown` variants.
-
-## [0.15.0] - 2025-11-27
-
-### Security Fixes
-
-- Skip the serialization of custom join rules in the `RoomInfo` which prevented
-  the processing of sync responses containing events with custom join rules.
-  ([#5924](https://github.com/matrix-org/matrix-rust-sdk/pull/5924))
-
-### Refactor
-
 - [**breaking**] Upgrade Ruma to version 0.14.0.
   ([#5882](https://github.com/matrix-org/matrix-rust-sdk/pull/5882))
 - `Client::sync_lock` has been renamed `Client::state_store_lock`.

crates/matrix-sdk-common/CHANGELOG.md

@@ -8,8 +8,6 @@ All notable changes to this project will be documented in this file.
 
 ## [0.16.0] - 2025-12-04
 
-## [0.15.0] - 2025-11-27
-
 ### Features
 
 - [**breaking**] Cross-process lock can be dirty. The `CrossProcess::try_lock_once` now returns a new type `CrossProcessResult`, which is an enum with `Clean`, `Dirty` or `Unobtained` variants. When the lock is dirty it means it's been acquired once, then acquired another time from another holder, so the current holder may want to refresh its internal state.

crates/matrix-sdk-crypto/CHANGELOG.md

@@ -8,8 +8,6 @@ All notable changes to this project will be documented in this file.
 
 ## [0.16.0] - 2025-12-04
 
-## [0.15.0] - 2025-11-27
-
 ### Features
 
 - When we receive an inbound Megolm session from two different sources, merge the two copies together to get the best of both.

crates/matrix-sdk-indexeddb/CHANGELOG.md

@@ -8,8 +8,6 @@ All notable changes to this project will be documented in this file.
 
 ## [0.16.0] - 2025-12-04
 
-## [0.15.0] - 2025-11-27
-
 ### Features
 
 - Implement new method `CryptoStore::get_withheld_sessions_by_room_id`.

crates/matrix-sdk-qrcode/CHANGELOG.md

@@ -8,8 +8,6 @@ All notable changes to this project will be documented in this file.
 
 ## [0.16.0] - 2025-12-04
 
-## [0.15.0] - 2025-11-27
-
 No notable changes in this release.
 
 ## [0.14.0] - 2025-09-04

crates/matrix-sdk-search/CHANGELOG.md

@@ -8,8 +8,6 @@ All notable changes to this project will be documented in this file.
 
 ## [0.16.0] - 2025-12-04
 
-## [0.15.0] - 2025-11-27
-
 No notable changes in this release.
 
 ## [0.14.0] - 2025-09-04

crates/matrix-sdk-sqlite/CHANGELOG.md

@@ -8,8 +8,6 @@ All notable changes to this project will be documented in this file.
 
 ## [0.16.0] - 2025-12-04
 
-## [0.15.0] - 2025-11-27
-
 ### Features
 
 - Implement new method `CryptoStore::get_withheld_sessions_by_room_id`.

crates/matrix-sdk-store-encryption/CHANGELOG.md

@@ -8,8 +8,6 @@ All notable changes to this project will be documented in this file.
 
 ## [0.16.0] - 2025-12-04
 
-## [0.15.0] - 2025-11-27
-
 No notable changes in this release.
 
 ## [0.14.0] - 2025-09-04

crates/matrix-sdk/CHANGELOG.md

@@ -11,20 +11,6 @@ All notable changes to this project will be documented in this file.
 ### Features
 
 - Add `Client::get_store_sizes()` so to query the size of the existing stores, if available. ([#5911](https://github.com/matrix-org/matrix-rust-sdk/pull/5911))
-
-### Refactor
-
-- [**breaking**]: `Client::server_vendor_info()` requires to enable the
-  `federation-api` feature.
-  ([#5912](https://github.com/matrix-org/matrix-rust-sdk/pull/5912))
-- [**breaking**]: `Client::reset_server_info()` has been split into
-  `reset_supported_versions()` and `reset_well_known()`.
-  ([#5910](https://github.com/matrix-org/matrix-rust-sdk/pull/5910))
-
-## [0.15.0] - 2025-11-27
-
-### Features
-
 - Add `QRCodeLoginError::NotFound` for non-existing / expired rendezvous sessions
   ([#5898](https://github.com/matrix-org/matrix-rust-sdk/pull/5898))
 - Add `QRCodeGrantLoginError::NotFound` for non-existing / expired rendezvous sessions
@@ -72,6 +58,12 @@ All notable changes to this project will be documented in this file.
 
 ### Refactor
 
+- [**breaking**]: `Client::server_vendor_info()` requires to enable the
+  `federation-api` feature.
+  ([#5912](https://github.com/matrix-org/matrix-rust-sdk/pull/5912))
+- [**breaking**]: `Client::reset_server_info()` has been split into
+  `reset_supported_versions()` and `reset_well_known()`.
+  ([#5910](https://github.com/matrix-org/matrix-rust-sdk/pull/5910))
 - [**breaking**]: `Client::send()` has extra bounds where
   `Request::Authentication: AuthScheme<Input<'a> = SendAccessToken<'a>>` and
   `Request::PathBuilder: SupportedPathBuilder`. This method should still work for any request to the