This update for enigmail fixes the following issues:
- SeaMonkey is no longer supported. Update description
and no longer put in SeaMonkey addons path (bsc#1151317)
enigmail was updated 2.1.2:
- compatibility with Mozilla Thunderbird 68
- New simplified setup wizard
- Full support for keys.openpgp.org
- Default to ECC keys on GnuPG 2.1 or later
- Autocrypt: implemented key-gossip and updates to known keys
enimail was updated to 2.0.12:
- set the default keyserver to keys.openpgp.org in order to
mitigate the SKS Keyserver Network Attack (bsc#1141025)