Merge

superset-frontend/src/dashboard/components/DashboardBuilder/DashboardContainer.tsx

@@ -18,7 +18,7 @@
  */
 // ParentSize uses resize observer so the dashboard will update size
 // when its container size changes, due to e.g., builder side panel opening
-import React, { FC, useEffect, useMemo, useRef } from 'react';
+import { FC, useEffect, useMemo, useRef } from 'react';
 import { useDispatch, useSelector } from 'react-redux';
 import {
   Filter,