chore(deps): Bump defu from 6.1.3 to 6.1.6 (#2903)

Bumps [defu](https://github.com/unjs/defu) from 6.1.3 to 6.1.6.
- [Release notes](https://github.com/unjs/defu/releases)
- [Changelog](https://github.com/unjs/defu/blob/main/CHANGELOG.md)
- [Commits](unjs/defu@v6.1.3...v6.1.6)

---
updated-dependencies:
- dependency-name: defu
  dependency-version: 6.1.6
  dependency-type: indirect
...

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

Author: dependabot[bot]

yarn.lock

@@ -10655,9 +10655,9 @@ define-properties@^1.1.3, define-properties@^1.1.4, define-properties@^1.2.0, de
     object-keys "^1.1.1"
 
 defu@^6.1.2:
-  version "6.1.3"
-  resolved "https://registry.npmjs.org/defu/-/defu-6.1.3.tgz"
-  integrity sha512-Vy2wmG3NTkmHNg/kzpuvHhkqeIx3ODWqasgCRbKtbXEN0G+HpEEv9BtJLp7ZG1CZloFaC41Ah3ZFbq7aqCqMeQ==
+  version "6.1.6"
+  resolved "https://registry.yarnpkg.com/defu/-/defu-6.1.6.tgz#20970cc978d9be90ba6c792184a89c92db656e53"
+  integrity sha512-f8mefEW4WIVg4LckePx3mALjQSPQgFlg9U8yaPdlsbdYcHQyj9n2zL2LJEA52smeYxOvmd/nB7TpMtHGMTHcug==
 
 del@^6.0.0:
   version "6.0.0"