fix(refcache): update workflow link in CI documentation and remove obsolete entry

Signed-off-by: Vitor Vasconcellos <vvasconcellos1@gmail.com>

Author: vitorvasc

content/en/site/build/ci-workflows.md

@@ -24,7 +24,7 @@ labels on pull requests:
 [trigger]:
   https://github.com/open-telemetry/opentelemetry.io/blob/main/.github/workflows/pr-review-trigger.yml
 [labels]:
-  https://github.com/open-telemetry/opentelemetry.io/blob/main/.github/workflows/pr-approval-labels.yml
+  https://github.com/open-telemetry/opentelemetry.io/blob/main/.github/workflows/label-manager.yml
 [blog]:
   https://github.com/open-telemetry/opentelemetry.io/blob/main/.github/workflows/blog-publish-labels.yml
 

static/refcache.json

@@ -15167,10 +15167,6 @@
     "StatusCode": 206,
     "LastSeen": "2026-03-23T14:16:34.295960935Z"
   },
-  "https://github.com/open-telemetry/opentelemetry.io/blob/main/.github/workflows/pr-approval-labels.yml": {
-    "StatusCode": 404,
-    "LastSeen": "2026-04-14T10:08:43.15149515Z"
-  },
   "https://github.com/open-telemetry/opentelemetry.io/blob/main/.github/workflows/pr-review-trigger.yml": {
     "StatusCode": 206,
     "LastSeen": "2026-04-10T10:03:37.797869938Z"