use codecov action v4

Author: sbidoul

.github/workflows/test.yml

@@ -63,7 +63,9 @@ jobs:
         run: oca_init_test_database
       - name: Run tests
         run: oca_run_tests
-      - uses: codecov/codecov-action@v1
+      - uses: codecov/codecov-action@v4
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
       - name: Update .pot files
         run: oca_export_and_push_pot https://x-access-token:${{ secrets.GIT_PUSH_TOKEN }}@github.com/${{ github.repository }}
         if: ${{ matrix.makepot == 'true' && github.event_name == 'push' && github.repository_owner == 'OCA' }}