Bump EnricoMi/publish-unit-test-result-action from 2.18.0 to 2.19.0 (#259)

Bumps [EnricoMi/publish-unit-test-result-action](https://github.com/enricomi/publish-unit-test-result-action) from 2.18.0 to 2.19.0.
- [Release notes](https://github.com/enricomi/publish-unit-test-result-action/releases)
- [Commits](EnricoMi/publish-unit-test-result-action@v2.18.0...v2.19.0)

---
updated-dependencies:
- dependency-name: EnricoMi/publish-unit-test-result-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/pr_validation.yaml

@@ -105,6 +105,6 @@ jobs:
 
       - name: Publish Test Results
         if: always() && runner.os == 'Linux'
-        uses: EnricoMi/publish-unit-test-result-action@v2.18.0
+        uses: EnricoMi/publish-unit-test-result-action@v2.19.0
         with:
           trx_files: "${{ github.workspace }}/**/*.trx"