Move trace utils to tracinglib

Create new library, tracinglib, for storing common tracing utils,
including support for tracing of Kotlin coroutines.

Also, update package name of tracinglib from
com.android.systemui.tracing to com.android.app.tracing.

Flag: NONE
Test: Build and flash device, behavior is same before and after
Bug: 289353932
Change-Id: I08cc8a07fe1790e68149983ab877079300255a0b
46 files changed