Update display contents when metrics change

When display was resized its windows weren't updated because of
two problems: old LogicaDisplay#mOverrideDisplayInfo was preventing
WM from detecting the change and base display metrics were never
updated by resize.

Bug: 35258051
Test: android.server.cts.ActivityManagerDisplayTests
Test: #testDisplayResize
Change-Id: I30155e4d83e61ffe969c81dfcf932f3f3882cc59