chore: sync changelog

Author: kazupon

CHANGELOG.md

@@ -1,3 +1,24 @@
+# v9.3.0-beta.20 (2023-06-29T07:58:16Z)
+
+This changelog is generated by [GitHub Releases](https://github.com/intlify/vue-i18n-next/releases/tag/v9.3.0-beta.20)
+
+<!-- Release notes generated using configuration in .github/release.yml at v9.3.0-beta.20 -->
+
+## What's Changed
+### 🐛 Bug Fixes
+* fix: reslove with caml-case for components by @kazupon in https://github.com/intlify/vue-i18n-next/pull/1418
+* fix: crash of the app when we mix flat json keys by @kazupon in https://github.com/intlify/vue-i18n-next/pull/1419
+### 📈 Performance Fixes
+* fix: improve string join performance by @kazupon in https://github.com/intlify/vue-i18n-next/pull/1433
+### 📝️ Documentations
+* Update index.md by @bnss in https://github.com/intlify/vue-i18n-next/pull/1431
+
+## New Contributors
+* @bnss made their first contribution in https://github.com/intlify/vue-i18n-next/pull/1431
+
+**Full Changelog**: https://github.com/intlify/vue-i18n-next/compare/v9.3.0-beta.19...v9.3.0-beta.20
+
+
 # v9.3.0-beta.19 (2023-06-01T10:19:48Z)
 
 This changelog is generated by [GitHub Releases](https://github.com/intlify/vue-i18n-next/releases/tag/v9.3.0-beta.19)