build(deps): bump defu (#259)

Bumps the npm_and_yarn group with 1 update in the /www directory: [defu](https://github.com/unjs/defu).


Updates `defu` from 6.1.4 to 6.1.6
- [Release notes](https://github.com/unjs/defu/releases)
- [Changelog](https://github.com/unjs/defu/blob/main/CHANGELOG.md)
- [Commits](https://github.com/unjs/defu/compare/v6.1.4...v6.1.6)

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

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

www/pnpm-lock.yaml

@@ -1053,8 +1053,8 @@ packages:
   decode-named-character-reference@1.3.0:
     resolution: {integrity: sha512-GtpQYB283KrPp6nRw50q3U9/VfOutZOe103qlN7BPP6Ad27xYnOIWv4lPzo8HCAL+mMZofJ9KEy30fq6MfaK6Q==}
 
-  defu@6.1.4:
-    resolution: {integrity: sha512-mEQCMmwJu317oSz8CwdIOdwf3xMif1ttiM8LTufzc3g6kR+9Pe236twL8j3IYT1F7GfRgGcW6MWxzZjLIkuHIg==}
+  defu@6.1.6:
+    resolution: {integrity: sha512-f8mefEW4WIVg4LckePx3mALjQSPQgFlg9U8yaPdlsbdYcHQyj9n2zL2LJEA52smeYxOvmd/nB7TpMtHGMTHcug==}
 
   dequal@2.0.3:
     resolution: {integrity: sha512-0je+qPKHEMohvfRTCEo3CrPG6cAzAYgmzKyxRiYSSDkS6eGJdyVJm7WaYA5ECaAD9wLB2T4EEeymA5aFVcYXCA==}
@@ -3044,7 +3044,7 @@ snapshots:
     dependencies:
       character-entities: 2.0.2
 
-  defu@6.1.4: {}
+  defu@6.1.6: {}
 
   dequal@2.0.3: {}
 
@@ -3208,7 +3208,7 @@ snapshots:
     dependencies:
       cookie-es: 1.2.2
       crossws: 0.3.5
-      defu: 6.1.4
+      defu: 6.1.6
       destr: 2.0.5
       iron-webcrypto: 1.2.1
       node-mock-http: 1.0.4