Update translation files

Updated by "Remove blank strings" hook in Weblate.

Translation: mattermost-languages-shipped/mattermost-server
Translate-URL: https://translate.mattermost.com/projects/mattermost/mattermost-server_master/

i18n/ja.json

@@ -9342,9 +9342,5 @@
   {
     "id": "api.cloud.teams_limit_reached.create",
     "translation": "チーム数の制限に達したため、チームを作成できませんでした"
-  },
-  {
-    "id": "api.license_error.professional_or_enterprise",
-    "translation": ""
   }
 ]