chore(deps): bump react from 16.10.2 to 16.12.0

Bumps [react](https://github.com/facebook/react/tree/HEAD/packages/react) from 16.10.2 to 16.12.0.
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v16.12.0/packages/react)

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

Author: dependabot-preview[bot]

package-lock.json

@@ -14,7 +14,7 @@
     "debug": "4.1.1",
     "lodash": "^4.17.15",
     "moment-timezone": "^0.5.26",
-    "react": "16.10.2",
+    "react": "16.12.0",
     "react-dom": "16.10.2",
     "react-hot-loader": "4.12.18"
   },