chore(deps): Update codecov/codecov-action digest to aca8ff1 (#1342)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| codecov/codecov-action | action | digest | `2f1c584` -> `aca8ff1` |

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Author: cq-bot

.github/workflows/unittest.yml

@@ -49,4 +49,4 @@ jobs:
         run: go test -race -coverprofile=coverage.out -covermode=atomic  ./...
       - name: Upload coverage to Codecov
         if: always() && matrix.os == 'large-ubuntu-plugin-sdk'
-        uses: codecov/codecov-action@2f1c584520794d5b7d4c9fbd5a9cb831cc373bf1
+        uses: codecov/codecov-action@aca8ff1dcc95d7f68e54b72a4e7ed08bd0c73449