Remove unused bouncycastle dependency

Signed-off-by: Craig Perkins <[email protected]>

Author: cwperks

Diff for: CHANGELOG.md

@@ -14,7 +14,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.1.0/)
 ### Infrastructure
 ### Documentation
 ### Maintenance
-- Set bouncycastle version inline ([#1087](https://github.com/opensearch-project/flow-framework/pull/1087))
+- Remove unused bouncycastle ([#1087](https://github.com/opensearch-project/flow-framework/pull/1087))
 
 ### Refactoring
 

Diff for: build.gradle

@@ -177,7 +177,6 @@ dependencies {
     implementation "software.amazon.cryptography:aws-cryptographic-material-providers:1.9.0"
     implementation "org.dafny:DafnyRuntime:4.10.0"
     implementation "software.amazon.smithy.dafny:conversion:0.1.1"
-    implementation "org.bouncycastle:bcprov-jdk18on:1.78"
     api "org.apache.httpcomponents.core5:httpcore5:${versions.httpcore5}"
     implementation "jakarta.json.bind:jakarta.json.bind-api:3.0.1"
     implementation "org.glassfish:jakarta.json:2.0.1"