fix: continue fixing peer dependencies warnings

Author: haoqunjiang

package.json

@@ -46,6 +46,7 @@
     "@vuepress/plugin-pwa": "^1.0.0-alpha.47",
     "@vuepress/theme-vue": "1.0.0-alpha.44",
     "babel-eslint": "^10.0.1",
+    "chromedriver": "^74.0.0",
     "debug": "^4.1.0",
     "eslint": "^5.16.0",
     "eslint-plugin-graphql": "^3.0.3",

packages/@vue/cli-plugin-unit-jest/package.json

@@ -23,6 +23,7 @@
     "access": "public"
   },
   "dependencies": {
+    "@babel/core": "^7.4.4",
     "@babel/plugin-transform-modules-commonjs": "^7.4.4",
     "@vue/cli-shared-utils": "^3.6.0",
     "babel-core": "7.0.0-bridge.0",