chore: update rollup-plugin-babel to ^4.3.0

Author: xidedix

package.json

@@ -98,7 +98,7 @@
     "postcss-cli": "^6.1.1",
     "rimraf": "^2.6.3",
     "rollup": "^0.68.2",
-    "rollup-plugin-babel": "^4.2.0",
+    "rollup-plugin-babel": "^4.3.0",
     "rollup-plugin-commonjs": "^9.2.0",
     "rollup-plugin-node-resolve": "^3.4.0",
     "semver": "^5.6.0",