Pass displayId to startSwipePipToHome

so that PiP can calculate bounds for the correct display in multidisplay
case.

Bug: 390042201
Test: Manual and Presubmits
Flag: com.android.window.flags.enable_connected_displays_pip
Change-Id: I1dbecc36d287a9b64e614cf9c4621aef3c57b284
2 files changed