Re: GHC 9.0 for Fedora 37

[Jens-Ulrik Petersen]

Also further I am planning now initially to rebase Rawhide (and likely F36
updates) to Stackage LTS 18.28: ie moving to ghc-8.10.7 and other package
minor refreshes.

The reason being to have a baseline for EPEL 9, which already has
ghc-8.10.7 now.

Jens