chore(deps): Bump codecov/codecov-action from 3.1.6 to 4.0.0

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 3.1.6 to 4.0.0.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@ab904c4...f30e495)

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

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

Author: dependabot[bot]

.github/workflows/codecov.yaml

@@ -32,7 +32,7 @@ jobs:
           set -e
           make test-backend
       - name: Upload Report to Codecov
-        uses: codecov/codecov-action@ab904c41d6ece82784817410c45d8b8c02684457 # v3.1.6
+        uses: codecov/codecov-action@f30e4959ba63075080d4f7f90cacc18d9f3fafd7 # v4.0.0
         with:
           file: ./backend/coverage.out
           fail_ci_if_error: true