Bump @babel/preset-env from 7.15.8 to 7.16.0 (mastodon#16923)

Bumps [@babel/preset-env](https://github.com/babel/babel/tree/HEAD/packages/babel-preset-env) from 7.15.8 to 7.16.0.
- [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/v7.16.0/packages/babel-preset-env)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

yarn.lock

@@ -313,7 +313,7 @@
   resolved "https://registry.yarnpkg.com/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.15.4.tgz#aecab92dcdbef6a10aa3b62ab204b085f776e257"
   integrity sha512-HsFqhLDZ08DxCpBdEVtKmywj6PQbwnF6HHybur0MAnkAKnlS6uHkwnmRIkElB2Owpfb4xL4NwDmDLFubueDXsw==
   dependencies:
-    "@babel/types" "^7.15.4"
+    "@babel/types" "^7.16.0"
 
 "@babel/helper-split-export-declaration@^7.16.0":
   version "7.16.0"