Bump codecov/codecov-action from 3 to 4 (#2146)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Bart Louwers <bart@emeel.net>

.github/workflows/upload-coverage.yml

@@ -32,7 +32,7 @@ jobs:
 
       - name: Upload coverage report
         if: '!cancelled()'
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           override_commit: ${{ github.event.workflow_run.head_sha }}
           override_pr: ${{ github.event.workflow_run.pull_requests[0].number }}