Use JS-specific otelbot with content write permission (open-telemetry#5937)

Author: trask

.github/workflows/create-or-update-release-pr.yml

@@ -40,8 +40,8 @@ jobs:
       - uses: actions/create-github-app-token@df432ceedc7162793a195dd1713ff69aefc7379e # v2.0.6
         id: otelbot-token
         with:
-          app-id: ${{ vars.OTELBOT_APP_ID }}
-          private-key: ${{ secrets.OTELBOT_PRIVATE_KEY }}
+          app-id: ${{ vars.OTELBOT_JS_APP_ID }}
+          private-key: ${{ secrets.OTELBOT_JS_PRIVATE_KEY }}
 
       - name: Create/Update Release PR
         run: |