Remove IsModuleInVersionedSdk

Previously, as all versioned sdk snapshots have been removed from
Android.bp files this method would always return false. This change
effectively replaces all calls to it with false, and then optimizes
away any unused code.

Bug: 260237150
Test: m nothing
Change-Id: I1b717ee8345e807bd888451f6e7e3c3a0d391ee2