fix: restores white resize handle for panels, fixes #11103

public/img/resize-handle-white.svg

+<?xml version="1.0" standalone="no"?>
+<!-- Generator: Adobe Fireworks CS6, Export SVG Extension by Aaron Beall (http://fireworks.abeall.com) . Version: 0.6.1  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg id="Untitled-Page%201" viewBox="0 0 6 6" style="background-color:#ffffff00" version="1.1"
+	xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve"
+	x="0px" y="0px" width="6px" height="6px"
+>
+	<g opacity="0.302">
+		<path d="M 6 6 L 0 6 L 0 4.2 L 4 4.2 L 4.2 4.2 L 4.2 0 L 6 0 L 6 6 L 6 6 Z" fill="#FFFFFF"/>
+	</g>
+</svg>

public/sass/components/_dashboard_grid.scss

@@ -44,6 +44,11 @@
     border-right: 2px solid $gray-1;
     border-bottom: 2px solid $gray-1;
   }
+  // temp fix since we use old commit of grid component
+  // this can be removed when we revert to non fork grid component
+  .react-grid-item > .react-resizable-handle {
+    background-image: url('../img/resize-handle-white.svg');
+  }
 }
 
 .theme-light {