wifi_perf_diag - Add new properties and sepolicy to support
raw_data_mode

1. Add properties to support raw data mode:
 a. persist.vendor.wifi.perf_diag.mode
 b. persist.vendor.wifi.perf_diag.pid
2. fix sepolicy problem for raw data mode.

Ignore-AOSP-First: internal review from here first
Bug: 235756371
Test: wifi_perf_diag raw data mode is workable
Change-Id: I47c5e3d165a63b02cf60153d01ca5004c2722807
3 files changed