Hide memory charts if no resource quota

Author: akucharska

src/resources/Namespaces/ResourcesUsage.js

@@ -138,7 +138,7 @@ export const ResourcesUsage = ({ namespace }) => {
       pollingInterval: 3300,
     },
   );
-
+  if (resourceQuotas?.length < 1) return null;
   return (
     <>
       <div className="item-wrapper tall">