Remove smallestScreenSize from configChanges

- Remove smallestScreenSize so Launcher activity restarts when screen size changes to pick up new smallestSize dependent values e.g. R.bool.allow_rotation

Bug: 180803696
Test: Ensure rotation preference is respected when switching between large and small screen

Change-Id: I58f856a97effa8e35236d013300181c5d332b25a
5 files changed