chore(deps): update dependency rollup to v1

Author: renovate-bot

package-lock.json

@@ -40,7 +40,7 @@
     "babel-preset-es2015-rollup": "1.2.0",
     "css-loader": "0.23.1",
     "eslint": "2.13.1",
-    "rollup": "0.25.8",
+    "rollup": "1.12.2",
     "rollup-plugin-babel": "2.7.1",
     "style-loader": "0.13.2",
     "webpack": "1.15.0"