build: add email notif

move to sourcehut

bring back openwrt-402-ath_regd_optional

Auto Update: 5.17.0 -> 5.17.1

checknupdate: add support for first patch

5.17

Auto Update: 5.16.15 -> 5.16.16

Auto Update: 5.16.14 -> 5.16.15

Auto Update: 5.16.13 -> 5.16.14

Auto Update: 5.16.12 -> 5.16.13

enable pl2303 as module

Auto Update: 5.16.11 -> 5.16.12

enable cp210x

Auto Update: 5.16.10 -> 5.16.11

Auto Update: 5.16.9 -> 5.16.10

Auto Update: 5.16.8 -> 5.16.9

Auto Update: 5.16.7 -> 5.16.8

Auto Update: 5.16.6 -> 5.16.7

Auto Update: 5.16.5 -> 5.16.6

Auto Update: 5.16.4 -> 5.16.5