Bump pascalgn/automerge-action from 0.15.5 to 0.15.6

Bumps [pascalgn/automerge-action](https://github.com/pascalgn/automerge-action) from 0.15.5 to 0.15.6.
- [Release notes](https://github.com/pascalgn/automerge-action/releases)
- [Commits](https://github.com/pascalgn/automerge-action/compare/v0.15.5...v0.15.6)

---
updated-dependencies:
- dependency-name: pascalgn/automerge-action
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/generate_catalog_templates.yml

@@ -23,7 +23,7 @@ jobs:
         title: l10n
         branch: update-l10n
         signoff: true
-    - uses: pascalgn/automerge-action@v0.15.5
+    - uses: pascalgn/automerge-action@v0.15.6
       if: steps.cpr.outputs.pull-request-operation == 'created'
       env:
         GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

.github/workflows/transifex.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Auto-merge
     steps:
-      - uses: pascalgn/automerge-action@v0.15.5
+      - uses: pascalgn/automerge-action@v0.15.6
         if: github.actor == 'transifex-integration[bot]'
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"