Remove upper bounds, drop packages, and close #3093 (haskell-src-exts)
Remove upper bounds, drop packages, and close #3093 (haskell-src-exts)

iand675/stackage,jonschoning/stackage,fimad/stackage,clinty/stackage,peti/stackage,garetxe/stackage,ethercrow/stackage,Daniel-Diaz/stackage,asr/stackage,fpco/stackage,k0ral/stackage,mgajda/stackage,phaazon/stackage,mstksg/stackage,stackbuilders/stackage,spencerjanssen/stackage,michalkonecny/stackage,creichert/stackage,wereHamster/stackage,athanclark/stackage,soenkehahn/stackage,mrkkrp/stackage,Shimuuar/stackage,int-index/stackage,massysett/stackage,lwm/stackage,simonmichael/stackage