fix workflow for mysql

.github/workflows/rust.yml

@@ -241,23 +241,4 @@ test_mysql:
         run: diesel setup --database-url "mysql://root:mysql@localhost/fang"
 
       - name: Run tests
-        run: cargo test "asynk::async_queue::mysql" --verbose --features asynk-mysql -- --nocapture
-
-  release:
-    name: Release x86_64-unknown-linux-gnu
-    runs-on: ubuntu-latest
-    env:
-      CARGO_TERM_COLOR: always
-
-    strategy:
-      matrix:
-        toolchain:
-          - stable
-
-    steps:
-      - uses: actions/checkout@v3
-      - name: Setup Rust
-        run: rustup update ${{ matrix.toolchain }} && rustup default ${{ matrix.toolchain }}
-
-      - name: Build release
-        run: cargo build --release --verbose --all-features --target x86_64-unknown-linux-gnu
+        run: cargo test "asynk::async_queue::mysql" --verbose --features asynk-mysql -- --nocapture