Add pull request write permissions for workflow approvals

Change-type: patch

.github/workflows/yocto-build-deploy.yml

@@ -174,7 +174,7 @@ env:
 permissions:
   id-token: write # This is required for requesting the JWT #https://docs.github.com/en/actions/deployment/security-hardening-your-deployments/configuring-openid-connect-in-amazon-web-services#requesting-the-access-token
   actions: read # We are fetching workflow run results of a merge commit when workflow is triggered by new tag, to see if tests pass
-  pull-requests: read # Required to fetch the PR that merged, in order to get the test results
+  pull-requests: write # Read is required to fetch the PR that merged, in order to get the test results. Write is required to create PR comments for workflow approvals.
 
 jobs:
   build: