For the record, the valid concern was that we might suppress the prompt for the initial upgrade but then trigger it for the next update of lightdm. I tested and this doesn't happen. I think this is because gdm3.config is setting "shared/default-x-display-manager seen true".
Thanks!
For the record, the valid concern was that we might suppress the prompt for the initial upgrade but then trigger it for the next update of lightdm. I tested and this doesn't happen. I think this is because gdm3.config is setting "shared/ default- x-display- manager seen true".