Update Japanese translation.

[Hugh McMaster]

Hi Akihiro,

On Sunday, 1 October 2017 11:23 PM, Akihiro Sagawa wrote:
>  #: regedit.rc:213
> -#, fuzzy
> -#| msgid ""
> -#| "Are you sure you want to delete the registry key '%1' and all of its "
> -#| "subkeys?"
>  msgid ""
> "Are you sure you want to delete this registry key and all of its subkeys?"
> -msgstr "本当にレジストリ キー '%1' とそのサブキーを削除しますか?"
> +msgstr "本当にこのレジストリ キー '%1' とそのサブキーすべてを削除しますか?"

You left the '%1' in the updated string.

--
Hugh McMaster