Update dependency @gitlab/ui to v13

package.json

@@ -40,7 +40,7 @@
     "@babel/preset-env": "^7.8.4",
     "@gitlab/at.js": "1.5.5",
     "@gitlab/svgs": "1.121.0",
-    "@gitlab/ui": "12.3.0",
+    "@gitlab/ui": "13.5.0",
     "@gitlab/visual-review-tools": "1.6.1",
     "@sentry/browser": "^5.10.2",
     "@sourcegraph/code-host-integration": "0.0.37",

yarn.lock

@@ -786,10 +786,10 @@
   resolved "https://registry.yarnpkg.com/@gitlab/svgs/-/svgs-1.121.0.tgz#77083a68f72e9aa0e294da7715f378eef13b839e"
   integrity sha512-scz/6Y/eED7RMFLAlhT6PwXwe0Wj8ivnRsyulk9NXKoqUmAqZliNmBmzYsHy5bFf9NB6xVV/rOk1/92nbi/Yaw==
 
-"@gitlab/ui@12.3.0":
-  version "12.3.0"
-  resolved "https://registry.yarnpkg.com/@gitlab/ui/-/ui-12.3.0.tgz#9234205887675a6d13a51945ee62efc3c8b5e890"
-  integrity sha512-XrHC2pK7qlwy6K3OR/+iCP8TDewn3jaDIHCfHjt/KOwvD5LsEmam9RHjTiZ4epPZXLv4+JxCzbc4R+euEbIQ7g==
+"@gitlab/ui@13.5.0":
+  version "13.5.0"
+  resolved "https://registry.yarnpkg.com/@gitlab/ui/-/ui-13.5.0.tgz#bb8d90baea80066e5360457386d8153724998043"
+  integrity sha512-f4k6zKcJWRNV5ho7SXz0gL4VU4n+ljB52VrUrfJ1WTrESGpIFlTU17/Ac4ZMYySZuUXzmLulf9BXEN5HWCetTQ==
   dependencies:
     "@babel/standalone" "^7.0.0"
     "@gitlab/vue-toasted" "^1.3.0"