Parse INQUIRE_MAXLEN in the passphrase callback.
* src/passphrase.c (_gpgme_passphrase_status_handler): Parse GPGME_STATUS_INQUIRE_MAXLEN. * src/passphrase.c (_gpgme_passphrase_command_handler): Send the INQUIRE_MAXLEN status message.
Fixes passing this status message along when decrypting symmetric data
from gpg.