Stable clippy

Author: randomairborne

.github/workflows/check.yml

@@ -24,12 +24,12 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install cargo
-        uses: dtolnay/rust-toolchain@nightly
+        uses: dtolnay/rust-toolchain@stable
         with:
           components: clippy
 
       - name: Run clippy
-        run: cargo +nightly clippy --all -- -D warnings
+        run: cargo clippy --all -- -D warnings
 
   rust-fmt:
     runs-on: ubuntu-latest