update coverage scope

Author: wasm-forge

.github/workflows/ci.yml

@@ -58,7 +58,7 @@ jobs:
         uses: taiki-e/install-action@cargo-llvm-cov
 
       - name: Generate code coverage
-        run: cargo llvm-cov --all-features --workspace --lcov --output-path lcov.info
+        run: cargo llvm-cov --all-features --ignore-filename-regex='(bindings|test_canisters)' --workspace --lcov --output-path lcov.info
 
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v3