Fix glanceable hub touch handling tests

Some of these tests were passing trivially and not actually testing the
intended behavior due to the scene changes not actually working and the
touch event locations not being correct.

Bug: 323053208
Fixed: 323053208
Test: atest GlanceableHubContainerControllerTest
Flag: N/A
Change-Id: I03f460fa89fbcf0f26d63fdc822f626ad8379b1d