Upgrade gitlab-ui 4.2.0

package.json

@@ -38,7 +38,7 @@
     "@babel/preset-env": "^7.4.4",
     "@gitlab/csslab": "^1.9.0",
     "@gitlab/svgs": "^1.65.0",
-    "@gitlab/ui": "^4.1.0",
+    "@gitlab/ui": "^4.2.0",
     "apollo-cache-inmemory": "^1.5.1",
     "apollo-client": "^2.5.1",
     "apollo-link": "^1.2.11",

yarn.lock

@@ -705,13 +705,14 @@
   resolved "https://registry.yarnpkg.com/@gitlab/svgs/-/svgs-1.65.0.tgz#48a3a64c0b5524de4e57d51b82a71274af17744d"
   integrity sha512-GC9JgVu4/2Ysc3hKFmX6TQV6tqvHZDcfd/DzBzYjy3rHO9qYMZFnw/CKCGa8LkU9F79vfDo3G8NSja7FDXMccw==
 
-"@gitlab/ui@^4.1.0":
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/@gitlab/ui/-/ui-4.1.0.tgz#bc80ba7846862a336b9f285c42c3fd0f29147c82"
-  integrity sha512-YVIOVtKSjuhQX3ZWA1DBT75Q9rMPvpJIVko5X3yzfRSc9KsPSgVRiOKieDtAviO7LLaeTxMZNzT4J3oY7ejGCw==
+"@gitlab/ui@^4.2.0":
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/@gitlab/ui/-/ui-4.2.0.tgz#e7fc32b279eaaaf9f0560e431c1af5e467a0ce4c"
+  integrity sha512-tOyjjgEECwgVADMtxVetMzn6oRkD0knw7lhDgqP/lIfUTiPuJkVveyhE9z+lqIOvbUs4i65I4q1x84cpDODcYA==
   dependencies:
     "@babel/standalone" "^7.0.0"
     "@gitlab/vue-toasted" "^1.2.1"
+    bootstrap "4.3.1"
     bootstrap-vue "^2.0.0-rc.11"
     copy-to-clipboard "^3.0.8"
     echarts "^4.2.0-rc.2"