Ondřej Súkup
6f0f75502b
- use ghc-bootstrap-helpers on all archs
- lower build env requirements on riscv64
* make sure we can build on smaller systems
* adjust parallelism so we don't hog big workers for almost a week
* many thanks to Stefan Bruens for pointing out the issue and
helping with the solution
OBS-URL: https://build.opensuse.org/request/show/769886
OBS-URL: https://build.opensuse.org/package/show/devel:languages:haskell/ghc?expand=0&rev=324