Merge pull request #316 from membermatters/feature/gha-external-pr-builds

fix typo in gha

Author: jabelone

.github/workflows/upload_docker.pr.yml

@@ -75,7 +75,7 @@ jobs:
         with:
           script: |
             github.rest.issues.createComment({
-              issue_number: ${{ needs.upload-docker-pr.outputs.prnumber }},
+              issue_number: ${{ needs.upload-docker-pr.outputs.prnumber }}
               owner: context.repo.owner,
               repo: context.repo.repo,
               body: 'Created image with name `${{ needs.upload-docker-pr.outputs.imagename }}`. WARNING: run this at your own risk - it is an untrusted PR.'