Bump @babel/preset-react from 7.12.10 to 7.12.13 in /frontend

Bumps [@babel/preset-react](https://github.com/babel/babel/tree/HEAD/packages/babel-preset-react) from 7.12.10 to 7.12.13.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.12.13/packages/babel-preset-react)

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

frontend/package.json

@@ -48,7 +48,7 @@
     "@babel/plugin-proposal-class-properties": "^7.12.1",
     "@babel/plugin-transform-runtime": "^7.12.1",
     "@babel/preset-env": "^7.12.11",
-    "@babel/preset-react": "^7.12.10",
+    "@babel/preset-react": "^7.12.13",
     "@hot-loader/react-dom": "^16.14.0",
     "@lingui/cli": "^3.0.3",
     "@lingui/loader": "^3.0.3",