When using the migration script sip_to_pjsip.py, defaultexpiry, maxexpiry, and
minexpiry were not migrated to pjsip.conf.
ASTERISK-22374
Change-Id: I007fbf543dcadc96fc3ed71c54da502bcb209b7b
['host', from_host], # contact, max_contacts
['qualifyfreq', set_value('qualify_frequency', type='aor')],
+ ['maxexpiry', set_value('maximum_expiration', type='aor')],
+ ['minexpiry', set_value('minimum_expiration', type='aor')],
+ ['defaultexpiry', set_value('default_expiration', type='aor')],
############################# maps to auth#####################################
# type = auth