Add a sixDot custom icon for a gripper

Author: franknoirot

src/components/CustomIcon.tsx

@@ -1347,6 +1347,19 @@ const CustomIconMap = {
       />
     </svg>
   ),
+  sixDots: (
+    <svg
+      viewBox="0 0 20 20"
+      fill="none"
+      xmlns="http://www.w3.org/2000/svg"
+      aria-label="six dots"
+    >
+      <path
+        d="M5 11C5.82843 11 6.5 11.6716 6.5 12.5C6.5 13.3284 5.82843 14 5 14C4.17157 14 3.5 13.3284 3.5 12.5C3.5 11.6716 4.17157 11 5 11ZM10 11C10.8284 11 11.5 11.6716 11.5 12.5C11.5 13.3284 10.8284 14 10 14C9.17157 14 8.5 13.3284 8.5 12.5C8.5 11.6716 9.17157 11 10 11ZM15 11C15.8284 11 16.5 11.6716 16.5 12.5C16.5 13.3284 15.8284 14 15 14C14.1716 14 13.5 13.3284 13.5 12.5C13.5 11.6716 14.1716 11 15 11ZM5 6C5.82843 6 6.5 6.67157 6.5 7.5C6.5 8.32843 5.82843 9 5 9C4.17157 9 3.5 8.32843 3.5 7.5C3.5 6.67157 4.17157 6 5 6ZM10 6C10.8284 6 11.5 6.67157 11.5 7.5C11.5 8.32843 10.8284 9 10 9C9.17157 9 8.5 8.32843 8.5 7.5C8.5 6.67157 9.17157 6 10 6ZM15 6C15.8284 6 16.5 6.67157 16.5 7.5C16.5 8.32843 15.8284 9 15 9C14.1716 9 13.5 8.32843 13.5 7.5C13.5 6.67157 14.1716 6 15 6Z"
+        fill="currentColor"
+      />
+    </svg>
+  ),
   sketch: (
     <svg
       viewBox="0 0 20 20"