stack: Switch to lts-13.10 resolver
According to stackage.org, 13.11 should be the last LTS release with GHC 8.6.3, but strangely that also uses 8.4.4. The now selected 13.10 should really depend the older GHC.
According to stackage.org, 13.11 should be the last LTS release with GHC 8.6.3, but strangely that also uses 8.4.4. The now selected 13.10 should really depend the older GHC.