fix: add actions:write permission to trigger-ci job

The trigger-ci job needs actions:write permission to dispatch
the build.yml workflow. Without this permission, the workflow
fails with "Resource not accessible by integration" error.

Author: luispflamminger

.github/workflows/release.yml

@@ -59,6 +59,8 @@ jobs:
     runs-on: ubuntu-latest
     needs: release
     if: needs.release.outputs.new-release-published == 'true'
+    permissions:
+      actions: write
     steps:
       - name: Trigger build
         uses: actions/github-script@v7