Bump @babel/preset-env from 7.11.5 to 7.12.1

Bumps [@babel/preset-env](https://github.com/babel/babel/tree/HEAD/packages/babel-preset-env) from 7.11.5 to 7.12.1.
- [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/v7.12.1/packages/babel-preset-env)

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

package.json

@@ -27,7 +27,7 @@
   "devDependencies": {
     "@babel/cli": "^7.11.6",
     "@babel/core": "^7.11.6",
-    "@babel/preset-env": "^7.11.5",
+    "@babel/preset-env": "^7.12.1",
     "@nextcloud/browserslist-config": "^1.0.0",
     "@nextcloud/eslint-config": "^2.2.0",
     "@nextcloud/eslint-plugin": "^1.5.0",