Added a bubble bar location argument to IPC calls adding app bubbles.

Added an optional bubble bar location to the IBubbles.aidl interface
adding bubble methods to allow the launcher to update the bubble bar's
location when dragging application icons into it within the launcher
process.

Bug: 397459664
Flag: com.android.wm.shell.enable_create_any_bubble
Test: N/A
Change-Id: Ief2296146a686a72d79a5d92522feb9c7a949470