Bump codecov/codecov-action from 4 to 5 (#49)

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 4 to 5.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v4...v5)

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

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

Author: dependabot[bot]

.github/workflows/matlab_test_and_coverage.yml

@@ -70,7 +70,7 @@ jobs:
             if: matrix.os == 'ubuntu-latest' || matrix.os == 'macos-latest'
       # no coverage on windows as long as MOcov does not support it
       # see https://github.com/MOcov/MOcov/issues/28
-            uses: codecov/codecov-action@v4
+            uses: codecov/codecov-action@v5
             with:
                 file: coverage.xml # optional
                 flags: ${{ matrix.os }}_matlab-${{ matrix.version }}

.github/workflows/octave_test_and_coverage.yml

@@ -31,7 +31,7 @@ jobs:
                 cover_xml_file: coverage.xml
 
         -   name: Code coverage
-            uses: codecov/codecov-action@v4
+            uses: codecov/codecov-action@v5
             with:
                 token: ${{ secrets.CODECOV_TOKEN }} # not required for public repos
                 file: coverage.xml # optional