chore: sync changelog

Author: kazupon

CHANGELOG.md

@@ -1,3 +1,11 @@
+# v11.2.1 (2025-11-22T13:39:06Z)
+
+This changelog is generated by [GitHub Releases](https://github.com/intlify/vue-i18n/releases/tag/v11.2.1)
+
+<!-- Release notes generated using configuration in .github/release.yml at v11.2.1 -->
+
+**Full Changelog**: https://github.com/intlify/vue-i18n/compare/v11.2.0...v11.2.1
+
 # v11.1.12 (2025-09-05T08:29:38Z)
 
 This changelog is generated by [GitHub Releases](https://github.com/intlify/vue-i18n/releases/tag/v11.1.12)