.github: convert regular build flow to use deb.troglobit.com as well
.github: convert regular build flow to use deb.troglobit.com as well

Signed-off-by: Joachim Wiberg <583c295fd7602c168ad814279bbc3894ba65f5d6@gmail.com>

troglobit/watchdogd,troglobit/watchdogd