message: docs(Locale): add Lao to document
diff: @@ -52,6 +52,7 @@ Current supported languages:
  | Italian | it-IT | `v3.4.5` |
  | Japanese | ja-JP | - |
  | Korean | ko-KR | `v3.4.3` |
  +| Lao | la-LA | `v3.4.7` |
  | Norwegian | nb-NO | - |
  | Portuguese (Brazil) | pt-BR | `v3.3.3` |
  | Romanian | ro-RO | - |
  