Update gcc12 to version 12.1.1+git287 / rev 5 via SR 991198
https://build.opensuse.org/request/show/991198
by user rguenther + RBrownFactory
- Add Provides of libstdc++6-pp-gccN to libstdc++6-pp. [bsc#1201848]
- Update to gcc-12 branch head, 4f15d2234608e82159d030dadb1, git287
* includes build fixes when building against glibc 2.33.