build(deps): bump lewagon/wait-on-check-action from 1.5.0 to 1.6.0

Bumps [lewagon/wait-on-check-action](https://github.com/lewagon/wait-on-check-action) from 1.5.0 to 1.6.0.
- [Release notes](https://github.com/lewagon/wait-on-check-action/releases)
- [Changelog](https://github.com/lewagon/wait-on-check-action/blob/master/CHANGELOG.md)
- [Commits](lewagon/wait-on-check-action@v1.5.0...v1.6.0)

---
updated-dependencies:
- dependency-name: lewagon/wait-on-check-action
  dependency-version: 1.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/pr-auto-merge.yml

@@ -37,7 +37,7 @@ jobs:
         shell: bash
 
       - name: Wait for "${{ matrix.tf-checks }}" to Succeed
-        uses: lewagon/wait-on-check-action@v1.5.0
+        uses: lewagon/wait-on-check-action@v1.6.0
         with:
           ref: ${{ github.event.pull_request.head.sha }}
           check-name: ${{ matrix.tf-checks }}
@@ -65,7 +65,7 @@ jobs:
         shell: bash
 
       - name: Wait for "${{ matrix.tf-checks }}" to Succeed
-        uses: lewagon/wait-on-check-action@v1.5.0
+        uses: lewagon/wait-on-check-action@v1.6.0
         with:
           ref: ${{ github.event.pull_request.head.sha }}
           check-name: ${{ matrix.tf-checks }}