Merge changes I8c1922b2,Ie8c35ba5,I2c7a2738,I03d22725,I89faef9f into main

* changes:
  AIDL/LeAudio: Clean-up the dead code
  LeAudio: Minor const-correctness fix
  LeAudio: Improve codec spec. capabilities type names
  LeAudio: Fix unsuported offload capabilities config
  LeAudio: Rename codec specific structure