Bump codecov/codecov-action from 6 to 7

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 6 to 7.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v6...v7)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build.yaml

@@ -57,13 +57,13 @@ jobs:
           pytest -r a -v --cov=python --cov=tests --cov-report=xml --cov-report=term --cov-branch \
             --junitxml=junit.xml -o junit_family=legacy
       - name: Upload coverage to codecov
-        uses: codecov/codecov-action@v6
+        uses: codecov/codecov-action@v7
         with:
           files: ./coverage.xml
           token: ${{ secrets.CODECOV_TOKEN }}
       - name: Upload test results to Codecov
         if: ${{ !cancelled() }}
-        uses: codecov/codecov-action@v6
+        uses: codecov/codecov-action@v7
         with:
           report_type: test_results
           token: ${{ secrets.CODECOV_TOKEN }}