Resolve "Extend utility classes for `gitlab-ui`search-box"

app/assets/stylesheets/framework/common.scss

@@ -463,3 +463,7 @@ img.emoji {
     background-color: $gray-600;
   }
 }
+
+.cursor-pointer {
+  cursor: pointer;
+}

app/assets/stylesheets/framework/variables_overrides.scss

@@ -41,5 +41,6 @@ $spacers: (
   2: ($spacer),
   3: ($spacer * 2),
   4: ($spacer * 3),
-  5: ($spacer * 4)
+  5: ($spacer * 4),
+  6: ($spacer * 8)
 );