use SHA instead of tag for octokit/request-action GH action (codeready-toolchain#624)

Author: rsoaresd

.github/workflows/publish-operators-for-e2e-tests.yml

@@ -28,7 +28,7 @@ jobs:
     # Is executed only for comment events - in that case the pull_request field is empty
     - name: Send Github API Request to get PR data
       id: request
-      uses: octokit/request-action@v2.4.0
+      uses: octokit/request-action@dad4362715b7fb2ddedf9772c8670824af564f0d # workaround for https://github.com/octokit/request-action/issues/315 - use SHA instead of the tag v2.4.0
       if: ${{ github.event.pull_request == '' }}
       with:
         route: ${{ github.event.issue.pull_request.url }}