refactor: 调整插件项的宽度断点

避免按钮被挤压溢出

client/web/src/plugin/PluginStore/Item.tsx

@@ -58,7 +58,7 @@ export const PluginStoreItem: React.FC<{
   }, [manifest]);
 
   return (
-    <div className="mobile:w-full sm:w-full md:w-1/2 lg:w-1/3 xl:w-1/4 2xl:w-1/5 p-1">
+    <div className="mobile:w-full sm:w-full md:w-full lg:w-1/2 xl:w-1/3 2xl:w-1/4 p-1">
       <div className="rounded-md flex w-full h-36 bg-white bg-opacity-40 dark:bg-black dark:bg-opacity-40 shadow py-2 px-3">
         <div className="mr-2">
           <Avatar shape="square" src={manifest.icon} name={manifest.label} />