bump codecov/codecov-action

Author: vtopc

.github/workflows/workflow.yaml

@@ -24,7 +24,7 @@ jobs:
         run: make test
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v2
+        uses: codecov/codecov-action@v3
         with:
           files: ./coverage.txt
           fail_ci_if_error: true