Fix Rust link

Context of change:

- open-telemetry/opentelemetry-rust#1581

Author: chalin

content/en/docs/languages/rust/_index.md

@@ -30,4 +30,4 @@ OpenTelemetry for Rust publishes the following crates:
 
 ## Further Reading
 
-- [Ecosystem](https://github.com/open-telemetry/opentelemetry-rust#ecosystem)
+- [Overview of crates](https://github.com/open-telemetry/opentelemetry-rust#overview-of-crates)

static/refcache.json

@@ -9315,9 +9315,9 @@
     "StatusCode": 206,
     "LastSeen": "2025-01-13T11:44:20.947445-05:00"
   },
-  "https://github.com/open-telemetry/opentelemetry-rust#ecosystem": {
+  "https://github.com/open-telemetry/opentelemetry-rust#overview-of-crates": {
     "StatusCode": 206,
-    "LastSeen": "2025-02-06T02:17:59.999Z"
+    "LastSeen": "2025-02-06T18:45:25.89576-05:00"
   },
   "https://github.com/open-telemetry/opentelemetry-rust-contrib/tree/main/opentelemetry-aws": {
     "StatusCode": 206,
@@ -12419,6 +12419,10 @@
     "StatusCode": 206,
     "LastSeen": "2025-02-01T07:09:53.48738-05:00"
   },
+  "https://gitpod.io#https://github.com/YOUR_GITHUB_ID/opentelemetry.io": {
+    "StatusCode": 206,
+    "LastSeen": "2025-02-06T18:37:10.327676-05:00"
+  },
   "https://gitpod.io/#https://github.com/open-telemetry/opentelemetry.io": {
     "StatusCode": 206,
     "LastSeen": "2025-02-06T02:22:12.345Z"