don't run immediate response on Actions- or octokitbot-driven changes (#548)

Updates for workflows

Author: octokitbot

.github/workflows/immediate-response.yml

@@ -11,7 +11,7 @@ on:
       - opened
 jobs:
   respond-to-issue:
-    if: ${{ github.actor != 'dependabot[bot]' && github.actor != 'renovate[bot]' }}
+    if: ${{ github.actor != 'dependabot[bot]' && github.actor != 'renovate[bot]' && github.actor != 'githubactions[bot]' && github.actor != 'octokitbot' }}
     runs-on: ubuntu-latest
     steps:
       - name: Determine issue or PR number