• fix some spanish strings.

    From Rob Swindell@VERT to GitLab note in main/sbbs on Thursday, November 02, 2023 15:27:00
    https://gitlab.synchro.net/main/sbbs/-/merge_requests/338#note_4421

    I'd be happy to accept corrections to the file (in CP437) and translated menu files in text/menu/es/* as well!

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