ci: update rollup to latest version

Author: WikiRik

package.json

@@ -40,7 +40,7 @@
     "@babel/core": "^7.0.0",
     "@babel/preset-env": "^7.0.0",
     "@babel/register": "^7.0.0",
-    "@rollup/plugin-babel": "^5.0.0",
+    "@rollup/plugin-babel": "^6.0.0",
     "babel-eslint": "^10.0.1",
     "babel-plugin-add-module-exports": "^1.0.0",
     "eslint": "^4.19.1",
@@ -50,7 +50,7 @@
     "npm-run-all": "^4.1.5",
     "nyc": "^14.1.0",
     "rimraf": "^3.0.0",
-    "rollup": "^2.0.0",
+    "rollup": "^4.0.0",
     "timezone-mock": "^1.3.6",
     "uglify-js": "^3.0.19"
   },