Bump codecov/codecov-action from 3 to 4

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 3 to 4.
- [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...v4)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/build-test-pack.yml

@@ -34,7 +34,7 @@ jobs:
         if [%RUNNER_DEBUG%]==[1] set CAKE_VERBOSITY=Diagnostic
         dotnet cake --target Pack --verbosity %CAKE_VERBOSITY%
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
       with:
         working-directory: ./TestResults/
         files: Cobertura.xml

.github/workflows/release.yml

@@ -98,7 +98,7 @@ jobs:
         if [%RUNNER_DEBUG%]==[1] set CAKE_VERBOSITY=Diagnostic
         dotnet cake --target Release --verbosity %CAKE_VERBOSITY%
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
       with:
         working-directory: ./TestResults/
         files: Cobertura.xml