audio policy: Update audio policy engine configuration

Summary:
The `VtsHalAudioPolicyV1_0TargetTest` failed on
  Error: Element 'AttributesGroup', attribute 'streamType': [facet 'enumeration'] The value 'AUDIO_STREAM_CALL_ASSISTANT' is not an element of the set {'AUDIO_STREAM_DEFAULT', '
As `audio_policy_engine_configuration.xsd` is not updated with audio_hal-enums.h.

This is to update `audio_policy_engine_configuration.xsd` and then run
  m audio_policy_engine_conf_V1_0.docs-update-current-api

Flag: EXEMPT bugfix
Bug: 142480271
Test: Successful build & passes our internal CI

Signed-off-by: Abdelrahman Daim <adaim@meta.com>
(cherry picked from https://android-review.googlesource.com/q/commit:4d5a346413b4f79a4514f04e82165cee0bfc02eb)
Change-Id: Ie26041e4944984391eb33455e3e73e1dcc6ed3bf
2 files changed