Don't call invalidateHwcGeometry when handling transactions

This causes composition engine to trigger a full update when
preparing composition state (StateSubset::GeometryAndContent)
vs StateSubset::Content. In single buffer update scenarios
this costs ~14% of whole process CPU instructions or ~20% of main
thread CPU instructions.

Bug: 186200583
Test: Existing tests pass
Change-Id: I8e3be0e4d828823f665fb05ea275401a178eb861