fix: update rollup to version ^0.53.0 (#438)

Author: renovate[bot]

package.json

@@ -38,7 +38,7 @@
     "postcss": "^6.0.2",
     "postcss-url": "^7.3.0",
     "rimraf": "^2.6.1",
-    "rollup": "^0.52.0",
+    "rollup": "^0.53.0",
     "rollup-plugin-commonjs": "^8.2.1",
     "rollup-plugin-node-resolve": "^3.0.0",
     "sorcery": "^0.10.0",

yarn.lock

@@ -2920,9 +2920,9 @@ rollup-pluginutils@^2.0.1:
     estree-walker "^0.3.0"
     micromatch "^2.3.11"
 
-rollup@^0.52.0:
-  version "0.52.1"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-0.52.1.tgz#610e8e1be432f18fcfbfa865408a1cd7618cd707"
+rollup@^0.53.0:
+  version "0.53.0"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-0.53.0.tgz#7a3d5a04ba2b0a8f2405899fa6a0ac48da480ed1"
 
 rxjs@^5.4.0:
   version "5.5.5"