lib-mail: Replaced MAX_TRANSLATION_BUF_SIZE with the new CHARSET_MAX_PENDING_BUF_SIZE
lib-mail: Replaced MAX_TRANSLATION_BUF_SIZE with the new CHARSET_MAX_PENDING_BUF_SIZE

LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot