Revert "Add heterogeneousAttrsOf option type"

Moving recent types work to a separate branch for now

This reverts commit 9f44491141d7769848ec2e55c996dd7036fa436d.
Revert "Add option type for a submodule with extra arguments"

Moving recent types work to a separate branch for now

This reverts commit 7b82c4805de310aa5c43a0aa79f92e29e8d133ba.
Revert "Add nixosSubmodule option type"

Moving recent types work to a separate branch for now

This reverts commit 2bf0067dad8ec59442c078ebcf9d036327b86fe0.