Bump guibranco/github-csharpier-linter-action from 1.0.19 to 1.0.20 (#397)

Bumps [guibranco/github-csharpier-linter-action](https://github.com/guibranco/github-csharpier-linter-action) from 1.0.19 to 1.0.20.
- [Release notes](https://github.com/guibranco/github-csharpier-linter-action/releases)
- [Commits](guibranco/github-csharpier-linter-action@v1.0.19...v1.0.20)

---
updated-dependencies:
- dependency-name: guibranco/github-csharpier-linter-action
  dependency-version: 1.0.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: gstraccini[bot] <150967461+gstraccini[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/linter.yml

@@ -10,4 +10,4 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: CSharpier Linter
-        uses: guibranco/[email protected].19
+        uses: guibranco/[email protected].20