Translate en.json in ja (bigbluebutton#22941)

100% translated source file: 'en.json'
on 'ja'.

Co-authored-by: transifex-integration[bot] <43880903+transifex-integration[bot]@users.noreply.github.com>

Author: transifex-integration[bot]

bigbluebutton-html5/public/locales/ja.json

@@ -1283,7 +1283,7 @@
     "app.debugWindow.form.button.apply": "設定",
     "app.layout.modal.title": "レイアウト",
     "app.layout.modal.update": "更新",
-    "app.layout.modal.updateAll": "全員を更新",
+    "app.layout.modal.updateAll": "全員を変更",
     "app.layout.modal.layoutLabel": "レイアウトを選択してください",
     "app.layout.modal.pushLayoutLabel": "全員に強制",
     "app.layout.modal.layoutToastLabel": "レイアウトの設定が変更されました",