Use v5 codecov action

Author: ascopes

.github/workflows/build.yml

@@ -66,7 +66,7 @@ jobs:
         run: ./mvnw -B -U clean verify
 
       - name: Upload to codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v5
         with:
           name: tests-java-${{ matrix.java-version }}-os-${{ matrix.os-name }}
           token: ${{ secrets.CODECOV_TOKEN }}