Fix: incorrect command formatting in agent context file, refix #895

Author: zidoshare

scripts/bash/update-agent-context.sh

@@ -250,7 +250,7 @@ get_commands_for_language() {
             echo "cargo test && cargo clippy"
             ;;
         *"JavaScript"*|*"TypeScript"*)
-            echo "npm test \&\& npm run lint"
+            echo "npm test \\&\\& npm run lint"
             ;;
         *)
             echo "# Add commands for $lang"