update placeholder blocks

src/widgets/glances/metrics/net.jsx

@@ -44,13 +44,13 @@ export default function Component({ service }) {
   }
 
   if (!data) {
-    return <Container><Block position={{bottom: 2, left: 2}}>-</Block></Container>;
+    return <Container><Block position="bottom-3 left-3">-</Block></Container>;
   }
 
   const interfaceData = data.find((item) => item[item.key] === interfaceName);
 
   if (!interfaceData) {
-    return <Container><Block position={{bottom: 2, left: 2}}>-</Block></Container>;
+    return <Container><Block position="bottom-3 left-3">-</Block></Container>;
   }
 
   return (