Refactored TaskbarInsetsController

Refactored
onTaskbarOrBubblebarWindowHeightOrInsetsChanged(). Made code more kotlin
idiomatic and easier to read.

Flag: com.android.wm.shell.enable_bubble_bar
Test: N/A. Refactoring
Bug: 356903636
Change-Id: If839856c449a9799c4c039d5e9b7fd30595c11aa
1 file changed