add single import for loader and progress bar loader

Author: dantovska

redisinsight/ui/src/pages/browser/components/virtual-tree/VirtualTree.tsx

@@ -26,8 +26,7 @@ import KeyLightSVG from 'uiSrc/assets/img/sidebar/browser.svg'
 import KeyDarkSVG from 'uiSrc/assets/img/sidebar/browser_active.svg'
 import { RedisResponseBuffer, RedisString } from 'uiSrc/slices/interfaces'
 import { fetchKeysMetadataTree } from 'uiSrc/slices/browser/keys'
-import { Loader } from 'uiSrc/components/base/display'
-import { ProgressBarLoader } from 'uiSrc/components/base/display'
+import { Loader, ProgressBarLoader } from 'uiSrc/components/base/display'
 import { GetKeyInfoResponse } from 'apiSrc/modules/browser/keys/dto'
 
 import { Node } from './components/Node'