Remove upper bounds on th-orphans, wai-middleware-static
Remove upper bounds on th-orphans, wai-middleware-static

The libraries that were preventing the latest versions of `th-orphans` and
`wai-middleware-static` from being used in Stackage have since upgraded.

Fixes #5669. Fixes #5672.
clinty/stackage,soenkehahn/stackage,simonmichael/stackage,iand675/stackage,jonschoning/stackage,Daniel-Diaz/stackage,fpco/stackage,mrkkrp/stackage,michalkonecny/stackage,massysett/stackage