Update gitlab-ui package

package.json

@@ -58,7 +58,7 @@
     "@gitlab/favicon-overlay": "2.0.0",
     "@gitlab/svgs": "1.184.0",
     "@gitlab/tributejs": "1.0.0",
-    "@gitlab/ui": "27.15.0",
+    "@gitlab/ui": "28.0.0",
     "@gitlab/visual-review-tools": "1.6.1",
     "@rails/actioncable": "^6.0.3-4",
     "@rails/ujs": "^6.0.3-4",

yarn.lock

@@ -907,10 +907,10 @@
   resolved "https://registry.yarnpkg.com/@gitlab/tributejs/-/tributejs-1.0.0.tgz#672befa222aeffc83e7d799b0500a7a4418e59b8"
   integrity sha512-nmKw1+hB6MHvlmPz63yPwVs1qQkycHwsKgxpEbzmky16Y6mL4EJMk3w1b8QlOAF/AIAzjCERPhe/R4MJiohbZw==
 
-"@gitlab/ui@27.15.0":
-  version "27.15.0"
-  resolved "https://registry.yarnpkg.com/@gitlab/ui/-/ui-27.15.0.tgz#79fde9dd314f45aa4c061dc1bee8254f1101f79d"
-  integrity sha512-xkEu/ewbcGkqHcbS7LdQoygKPpt2hUFgFHTOJ2VirgnA810/wvb5N7MrwQvKX2dy8kAdGwIbYyOZQXt3DIKzYA==
+"@gitlab/ui@28.0.0":
+  version "28.0.0"
+  resolved "https://registry.yarnpkg.com/@gitlab/ui/-/ui-28.0.0.tgz#712a24ba970e69eed595209194d69574851034c6"
+  integrity sha512-6gJKUEnqYAYxyWta/CJcSSPNu07iVrQ4m6Sxoh/Sjo7VpPE4VjLgTax3CdqET4KokUbIKGSWyH3s+IvtzDzFqA==
   dependencies:
     "@babel/standalone" "^7.0.0"
     "@gitlab/vue-toasted" "^1.3.0"