Merge branch 'leipert-remove-duplicate-yarn-entry' into 'master'

Remove duplicate yarn.lock entry

See merge request gitlab-org/gitlab-ee!8529

yarn.lock

@@ -649,21 +649,6 @@
     vue "^2.5.16"
     vue-loader "^15.4.2"
 
-"@gitlab/ui@^1.11.0":
-  version "1.11.0"
-  resolved "https://registry.yarnpkg.com/@gitlab/ui/-/ui-1.11.0.tgz#b771c2c3d627cf9efbe98c71ee5739624f2ff51f"
-  integrity sha512-hGMHM45kcv9725R6G+n/HxvF3KfVb9oBGRNf1+4n3xAGmtXJ2NlPdIXIsDaye3EeVF9PTOtjLuaqrcp6AGNqZg==
-  dependencies:
-    babel-standalone "^6.26.0"
-    bootstrap-vue "^2.0.0-rc.11"
-    copy-to-clipboard "^3.0.8"
-    highlight.js "^9.13.1"
-    js-beautify "^1.8.8"
-    lodash "^4.17.11"
-    url-search-params-polyfill "^5.0.0"
-    vue "^2.5.16"
-    vue-loader "^15.4.2"
-
 "@sindresorhus/is@^0.7.0":
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/@sindresorhus/is/-/is-0.7.0.tgz#9a06f4f137ee84d7df0460c1fdb1135ffa6c50fd"