Change codecov upload

Signed-off-by: Gabriele Santomaggio <g.santomaggio@gmail.com>

Author: Gsantomaggio

.github/workflows/test.yml

@@ -66,5 +66,13 @@ jobs:
         uses: taiki-e/install-action@cargo-llvm-cov
       - name: Generate code coverage
         run: cargo llvm-cov --all-features --workspace --lcov --output-path lcov.info --ignore-filename-regex benchmark
-      - name: Upload code coverage to Codecov
-        run: bash <(curl -s https://codecov.io/bash)
+      - name: Codecov
+        uses: codecov/codecov-action@v4.5.0
+        with:
+          fail_ci_if_error: false
+          name: codecov-umbrella # optional
+          verbose: true # optional (default = false)
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+  
+