Bump dorny/test-reporter from 1.9.1 to 2.0.0 in /.github/workflows (#6309)

Bumps [dorny/test-reporter](https://github.com/dorny/test-reporter) from 1.9.1 to 2.0.0.
- [Release notes](https://github.com/dorny/test-reporter/releases)
- [Changelog](https://github.com/dorny/test-reporter/blob/main/CHANGELOG.md)
- [Commits](https://github.com/dorny/test-reporter/compare/v1.9.1...v2.0.0)

---
updated-dependencies:
- dependency-name: dorny/test-reporter
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/test_native.yml

@@ -143,7 +143,7 @@ jobs:
           merge-multiple: true
 
       - name: Test Report
-        uses: dorny/test-reporter@v1.9.1
+        uses: dorny/test-reporter@v2.0.0
         with:
           name: PlatformIO Tests
           path: testreport.xml