add test for native c

Author: Ariel Ben-Yehuda

.github/workflows/main.yml

@@ -14,6 +14,7 @@ jobs:
       run: rustup update ${{ matrix.rust }} && rustup default ${{ matrix.rust }}
     - run: cargo build --all
     - run: cargo test --all
+    - run: cd crates/native-c && cargo test --all
     - run: cargo build --features std
 
   fuzz_targets: