remove extra dependencies after admin page refactor

client/src/components/Content.tsx

@@ -3,12 +3,7 @@ import { Redirect, Route, Switch } from 'react-router-dom';
 
 import { Faq } from './Faq';
 import { GroupAdminContent } from './admin/GroupAdminContent';
-import { GroupDocuments } from './admin/group/GroupDocuments';
 import { GroupInfo } from './group/GroupInfo';
-import { GroupItems } from './admin/group/GroupItems';
-import { GroupMembers } from './admin/group/GroupMembers';
-import { GroupRentals } from './admin/group/GroupRentals';
-import { GroupStorages } from './admin/group/GroupStorages';
 import { Groups } from './group/Groups';
 import { LoggedInHome } from './home/LoggedInHome';
 import { LoggedOutHome } from './home/LoggedOutHome';