leaudio: Add implementation of LeAudioHistory

This patch adds separate loging journal for le audio activities.
It will be visiable in dumpsys

adb shell dumpsys bluetooth_manager  | grep -a :le_audio -A 120

Bug: 276693370
Test: manual
Tag: #feature

Change-Id: Ie8bdc6b399b3356f594aaf342271a8438c02e493