ci(deps): update codecov/codecov-action action to v4

Author: renovate[bot]

.github/workflows/test.yml

@@ -48,7 +48,7 @@ jobs:
       - name: Test
         run: sbt clean coverage test coverageReport
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           directory: target/scala-3.3.0/scoverage-report