Update go1.18 to version 1.18beta2 / rev 2 via SR 950295
https://build.opensuse.org/request/show/950295
by user jfkw + dimstar_suse
- go1.18beta2 (released 2022-01-31) is a beta version of go1.18 cut
from the master branch at the revision tagged go1.18beta1.
Refs boo#1193742 go1.18 release tracking (forwarded request 950293 from jfkw)