Revert "Enable SEAL by default if we warn for 0.20 deprecations"
Revert "Enable SEAL by default if we warn for 0.20 deprecations"

This reverts commit bf7e97c45adc04e46118aed0cd449bdc2fa84d6e.

Distrotech/telepathy-glib,Distrotech/telepathy-glib,Distrotech/telepathy-glib,Distrotech/telepathy-glib,Distrotech/telepathy-glib