chore: bump babel version

Author: test

packages/@vue/babel-preset-app/package.json

@@ -21,11 +21,11 @@
   },
   "homepage": "https://github.com/vuejs/vue-cli/packages/@vue/babel-preset-app#readme",
   "dependencies": {
-    "@babel/plugin-syntax-jsx": "7.0.0-beta.46",
-    "@babel/plugin-transform-runtime": "7.0.0-beta.46",
-    "@babel/preset-env": "7.0.0-beta.46",
-    "@babel/preset-stage-2": "7.0.0-beta.46",
-    "@babel/runtime": "7.0.0-beta.46",
+    "@babel/plugin-syntax-jsx": "7.0.0-beta.47",
+    "@babel/plugin-transform-runtime": "7.0.0-beta.47",
+    "@babel/preset-env": "7.0.0-beta.47",
+    "@babel/preset-stage-2": "7.0.0-beta.47",
+    "@babel/runtime": "7.0.0-beta.47",
     "babel-helper-vue-jsx-merge-props": "^2.0.3",
     "babel-plugin-dynamic-import-node": "^1.2.0",
     "babel-plugin-transform-vue-jsx": "^4.0.1"

packages/@vue/cli-plugin-babel/index.js

@@ -1,8 +1,3 @@
-// hack babel's codegen to fix source map.
-// this is a temporary patch before the actual change is released.
-// TODO remove after upgrading Babel to 7.0.0-beta.47
-require('./patchBabel')
-
 module.exports = (api, {
   parallel,
   transpileDependencies

packages/@vue/cli-plugin-babel/package.json

@@ -19,7 +19,7 @@
   },
   "homepage": "https://github.com/vuejs/vue-cli/packages/@vue/cli-plugin-babel#readme",
   "dependencies": {
-    "@babel/core": "7.0.0-beta.46",
+    "@babel/core": "7.0.0-beta.47",
     "@vue/babel-preset-app": "^3.0.0-beta.10",
     "babel-loader": "^8.0.0-0"
   },