- Define go_bootstrap_version go1.16 without suse_version checks
- Simplify conditional gcc_go_version 12 on Tumbleweed, 11 elsewhere
- Add _constraints for worker disk space 5G needed by SLE-15 x86_64
- SLE-12 s390x use bcond_without gccgo to bootstrap using gcc11go
* Workaround for SLE-12 s390x build error while writing linker data:
bad carrier sym for symbol crypto/internal/nistec.p256OrdMul.args_stackmap
created by cmd/link/internal/ld.writeBlocks
/usr/lib64/go/1.19/src/cmd/link/internal/ld/data.go:958
OBS-URL: https://build.opensuse.org/request/show/998733
OBS-URL: https://build.opensuse.org/package/show/devel:languages:go/go1.19?expand=0&rev=8
