Bump slackapi/slack-github-action from 2.1.0 to 2.1.1

Bumps [slackapi/slack-github-action](https://github.com/slackapi/slack-github-action) from 2.1.0 to 2.1.1.
- [Release notes](https://github.com/slackapi/slack-github-action/releases)
- [Commits](slackapi/slack-github-action@v2.1.0...v2.1.1)

---
updated-dependencies:
- dependency-name: slackapi/slack-github-action
  dependency-version: 2.1.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/precompiled.yaml

@@ -275,7 +275,7 @@ jobs:
       # as e2e tests may fail for new kernel release
       - name: Slack notification
         if: steps.set_kernel_version.outputs.matrix_values_not_empty == '1'
-        uses: slackapi/[email protected].0
+        uses: slackapi/[email protected].1
         with:
           token: ${{ secrets.SLACK_BOT_TOKEN }}
           method: chat.postMessage
@@ -475,7 +475,7 @@ jobs:
 
       - name: Slack notification
         if: ${{ ! (matrix.driver_branch == 535 && contains(matrix.kernel_version, 'ubuntu24.04')) }}
-        uses: slackapi/[email protected].0
+        uses: slackapi/[email protected].1
         with:
           token: ${{ secrets.SLACK_BOT_TOKEN }}
           method: chat.postMessage