- Update to current stable go1.21
Refs boo#1212475 go1.21 release tracking

- Update to current stable go1.20
Refs boo#1206346 go1.20 release tracking
- Packaging improvements:
* Re-enable debuginfo boo#1210938 remove spec comment "# nodebug"
* Use Group: Development/Languages/Go instead of Other

- Update to current stable go1.19
Refs boo#1200441 go1.19 release tracking
- Add define tsan_arch s390x ppc64le new in go1.19

- Update to current stable go1.18
Refs boo#1193742 go1.18 release tracking

- Update to current stable go1.17
Refs boo#1190649 go1.17 release tracking

- Update to current stable go1.16
Refs boo#1182345 go1.16 release tracking

- Update to current stable go1.15
Refs boo#1175132 go1.15 release tracking

- Add golang Provides for RH/Fedora compatibility

- Enable for riscv64

- Ensure 'Provides: golang(API) = %{api_version}' is consistent