remove bounds constraints on doclayout, doctemplates, pandoc (#5181)
remove bounds constraints on doclayout, doctemplates, pandoc (#5181)

iand675/stackage,jonschoning/stackage,asr/stackage,michalkonecny/stackage,athanclark/stackage,mrkkrp/stackage,stackbuilders/stackage,massysett/stackage,soenkehahn/stackage,simonmichael/stackage,fpco/stackage,clinty/stackage,Daniel-Diaz/stackage