Merge "bluetooth.audio@2.1: add handle IsSessionReady for LE offload encoder" am: 05e6b870a4 am: b358dd9da1 am: 99526e0378

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1729161

Change-Id: Ie75b1c003e5616a1aaa7b0f03ca6cf57d18f5065