chore(deps): bump codecov/codecov-action from 3 to 6

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 3 to 6.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v3...v6)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/main.yml

@@ -38,7 +38,7 @@ jobs:
     - name: Test application
       run: npm run action:test
     - name: Upload Codecov coverage report
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v6
       with:
         token: ${{ secrets.CODECOV_TOKEN }}
         files: ./coverage/rss-reader/lcov.info

.github/workflows/pull-request.yml

@@ -36,7 +36,7 @@ jobs:
     - name: Test application
       run: npm run action:test
     - name: Upload Codecov coverage report
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v6
       with:
         token: ${{ secrets.CODECOV_TOKEN }}
         files: ./coverage/rss-reader/lcov.info