Update dependency @gitlab/ui to v5.15.0

package.json

@@ -39,7 +39,7 @@
     "@babel/preset-env": "^7.4.4",
     "@gitlab/csslab": "^1.9.0",
     "@gitlab/svgs": "^1.67.0",
-    "@gitlab/ui": "5.14.0",
+    "@gitlab/ui": "5.15.0",
     "apollo-cache-inmemory": "^1.5.1",
     "apollo-client": "^2.5.1",
     "apollo-link": "^1.2.11",

yarn.lock

@@ -1003,10 +1003,10 @@
   resolved "https://registry.yarnpkg.com/@gitlab/svgs/-/svgs-1.67.0.tgz#c7b94eca13b99fd3aaa737fb6dcc0abc41d3c579"
   integrity sha512-hJOmWEs6RkjzyKkb1vc9wwKGZIBIP0coHkxu/KgOoxhBVudpGk4CH7xJ6UuB2TKpb0SEh5CC1CzRZfBYaFhsaA==
 
-"@gitlab/ui@5.14.0":
-  version "5.14.0"
-  resolved "https://registry.yarnpkg.com/@gitlab/ui/-/ui-5.14.0.tgz#850214cfc6bb57f7ce672dc1cc60ea3d39ad41f3"
-  integrity sha512-JXUmk+hT4Rj2GBh0xAF43dYeloBEDX22rgeaDU6/RzD3JEA353yEm2+HOsBjPkQFDAh6Zp7OZSBuhDFrQe8sbg==
+"@gitlab/ui@5.15.0":
+  version "5.15.0"
+  resolved "https://registry.yarnpkg.com/@gitlab/ui/-/ui-5.15.0.tgz#1ce92cfed77dcd63a90d751043b42b19e64431c9"
+  integrity sha512-YrYgERcmTxC+oP4GaY7onqvYgvTsyGCiiegQbZbXdNRLGGAmvfxWPzQRz8Ci9yIYkLvi0X2AV7BT8RTVOPQgXg==
   dependencies:
     "@babel/standalone" "^7.0.0"
     "@gitlab/vue-toasted" "^1.2.1"