Code cleanup for file manager

resources/scripts/components/server/files/FileManagerContainer.tsx

@@ -30,10 +30,6 @@ export default () => {
     const setSelectedFiles = ServerContext.useStoreActions(actions => actions.files.setSelectedFiles);
 
     useEffect(() => {
-        // We won't automatically mutate the store when the component re-mounts, otherwise because of
-        // my (horrible) programming this fires off way more than we intend it to.
-        mutate();
-
         setSelectedFiles([]);
         setDirectory(hash.length > 0 ? hash : '/');
     }, [ hash ]);