HAL V7.0: Update example APM config files

Use space delimiter for mixPort flags field.

Bug: 142480271
Test: atest VtsHalAudioV7_0TargetTest
Change-Id: I3eef9bf1e9bcc24a869355724aa333c1f93b4b31
Merged-In: I3eef9bf1e9bcc24a869355724aa333c1f93b4b31
2 files changed