fix ci

Author: zjb0807

.github/workflows/coverage.yml

@@ -38,6 +38,7 @@ jobs:
           make Cargo.toml
           cargo update
           cargo update base64ct --precise 1.6.0 # 1.8.0 requires the Cargo feature called `edition2024`
+          cargo update [email protected] --precise 0.3.0 # TODO: https://github.com/paritytech/polkadot-sdk/issues/9425
           cargo tarpaulin --verbose --no-fail-fast --workspace --timeout 300 --out Xml
       - name: Upload to codecov.io
         uses: codecov/codecov-action@v5