Lower clippy check to msrv

Author: CAD97

.github/workflows/ci.yaml

@@ -81,7 +81,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Install toolchain
-        uses: dtolnay/rust-toolchain@1.84
+        uses: dtolnay/rust-toolchain@1.80
         with:
           components: clippy