Bump pascalgn/automerge-action from 0.16.3 to 0.16.4 (#709)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: John Mertic <jmertic@linuxfoundation.org>

Author: dependabot[bot]

.github/workflows/autocommit.yml

@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Automerge Pull Request if possible
-        uses: "pascalgn/automerge-action@v0.16.3"
+        uses: "pascalgn/automerge-action@v0.16.4"
         env:
           GITHUB_TOKEN: "${{ secrets.PAT }}"
           MERGE_LABELS: "automerge"