fix: 修改按键事件处理

apps/er-designer/src/pages/er/index.tsx

@@ -97,13 +97,7 @@ const App: React.FC = () => {
       function (event) {
         if (
           (event.ctrlKey === true || event.metaKey === true) &&
-          (event.keyCode === 61 ||
-            event.keyCode === 107 ||
-            event.keyCode === 173 ||
-            event.keyCode === 109 ||
-            event.keyCode === 187 ||
-            event.keyCode === 189 ||
-            event.keyCode === 80)
+          (event.key.toLowerCase()  === 's')
         ) {
           event.preventDefault();
         }