Build(deps): bump @babel/preset-react from 7.9.1 to 7.9.4

Bumps [@babel/preset-react](https://github.com/babel/babel) from 7.9.1 to 7.9.4.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](babel/babel@v7.9.1...v7.9.4)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

package-lock.json

@@ -29,7 +29,7 @@
   "dependencies": {
     "@babel/core": "7.9.0",
     "@babel/preset-env": "7.9.0",
-    "@babel/preset-react": "7.9.1",
+    "@babel/preset-react": "7.9.4",
     "babel-core": "7.0.0-bridge.0",
     "babel-eslint": "^10.1.0",
     "babel-jest": "25.1.0",