Revert "Settings: add headsup manifest permission"

This reverts commit c2448c1a6c9ad721761370e0ca1807c0d7bec906.
Revert "moar headsup derp fix"

This reverts commit c853fb396005b8995c6928677d781982b8c55310.
Revert "Settings: : Slim heads up customizations for LP (2/2)"

This reverts commit 332f700335ae68088b3b2f966da50e73d86fd5e3.