chore: bump SonarSource/sonarcloud-github-action from 1.7 to 1.8 (#136)

Bumps [SonarSource/sonarcloud-github-action](https://github.com/SonarSource/sonarcloud-github-action) from 1.7 to 1.8.
- [Release notes](https://github.com/SonarSource/sonarcloud-github-action/releases)
- [Commits](SonarSource/sonarcloud-github-action@v1.7...v1.8)

---
updated-dependencies:
- dependency-name: SonarSource/sonarcloud-github-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/tests.yml

@@ -106,7 +106,7 @@ jobs:
 
       - name: SonarCloud Scan
         if: env.SONAR_TOKEN != ''
-        uses: SonarSource/sonarcloud-github-action@v1.7
+        uses: SonarSource/sonarcloud-github-action@v1.8
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}