Bump @babel/core from 7.8.3 to 7.8.6

Bumps [@babel/core](https://github.com/babel/babel) from 7.8.3 to 7.8.6.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](babel/babel@v7.8.3...v7.8.6)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -29,7 +29,7 @@
   "homepage": "https://resift.org/",
   "devDependencies": {
     "@babel/cli": "^7.8.4",
-    "@babel/core": "^7.8.3",
+    "@babel/core": "^7.8.6",
     "@babel/plugin-proposal-class-properties": "^7.8.3",
     "@babel/plugin-proposal-optional-chaining": "^7.8.3",
     "@babel/preset-env": "^7.8.3",