Merge pull request #508 from ui-router/dependabot/npm_and_yarn/rollup-1.28.0

Author: dependabot-preview[bot]

yarn.lock

@@ -4033,9 +4033,9 @@ rollup-pluginutils@^2.0.1, rollup-pluginutils@^2.8.1:
     estree-walker "^0.6.1"
 
 rollup@^1.15.5:
-  version "1.27.14"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-1.27.14.tgz#940718d5eec1a6887e399aa0089944bae5c4f377"
-  integrity sha512-DuDjEyn8Y79ALYXMt+nH/EI58L5pEw5HU9K38xXdRnxQhvzUTI/nxAawhkAHUQeudANQ//8iyrhVRHJBuR6DSQ==
+  version "1.28.0"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-1.28.0.tgz#d576a6a0fd7490b2e1f531ef8b411795fb80da87"
+  integrity sha512-v2J/DmQi9+Nf6frGqzwZRvbiuTTrqH0yzoUF4Eybf8sONT4UpLZzJYnYzW96Zm9X1+4SJmijfnFBWCzHDAXYnQ==
   dependencies:
     "@types/estree" "*"
     "@types/node" "*"