fix(ObjectSummary): fix wrong tree alignment bug (#486)

Author: artemmufazalov

src/containers/Tenant/ObjectSummary/ObjectSummary.tsx

@@ -218,7 +218,12 @@ export function ObjectSummary({
     };
 
     const renderLoader = () => {
-        return <Loader />;
+        // If Loader isn't wrapped with div, SplitPane doesn't calculate panes height correctly
+        return (
+            <div>
+                <Loader />
+            </div>
+        );
     };
 
     const renderTabContent = () => {