ci: fixes yaml syntax

Author: ctran88

.github/workflows/on-pull-request.yml

@@ -18,7 +18,7 @@ jobs:
       - name: Install clippy
         run: rustup component add clippy
       - name: Check linting
-        cargo clippy --all-targets --all-features -- -D warnings
+        run: cargo clippy --all-targets --all-features -- -D warnings
 
       - name: Install rustfmt
         run: rustup component add rustfmt