Bump @babel/preset-env from 7.6.2 to 7.6.3 (#6116)

Bumps [@babel/preset-env](https://github.com/babel/babel) from 7.6.2 to 7.6.3.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/compare/v7.6.2...v7.6.3)

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

package.json

@@ -60,7 +60,7 @@
     "@babel/core": "7.6.2",
     "@babel/plugin-proposal-object-rest-spread": "7.6.2",
     "@babel/plugin-transform-flow-strip-types": "7.4.4",
-    "@babel/preset-env": "7.6.2",
+    "@babel/preset-env": "7.6.3",
     "@parse/minami": "1.0.0",
     "apollo-cache-inmemory": "1.6.3",
     "apollo-client": "2.6.4",