build(deps-dev): bump @babel/preset-env from 7.8.7 to 7.15.8

Bumps [@babel/preset-env](https://github.com/babel/babel/tree/HEAD/packages/babel-preset-env) from 7.8.7 to 7.15.8.
- [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/v7.15.8/packages/babel-preset-env)

---
updated-dependencies:
- dependency-name: "@babel/preset-env"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -49,7 +49,7 @@
     "@babel/plugin-proposal-object-rest-spread": "7.15.6",
     "@babel/plugin-syntax-dynamic-import": "7.8.3",
     "@babel/plugin-transform-runtime": "7.15.8",
-    "@babel/preset-env": "7.8.7",
+    "@babel/preset-env": "7.15.8",
     "@babel/preset-flow": "7.14.5",
     "@babel/preset-react": "7.14.5",
     "@redhat-cloud-services/frontend-components-config": "4.3.9",