Reland "Change HIDL fmq tests to use int32_t for payload" am: 7a26802481 am: 8980ac3b5f am: 99ace1c2f4

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1434353

Change-Id: Idc5099535d2962e06988c8181e04fce1c401ae30
diff --git a/audio/common/all-versions/default/service/android.hardware.audio.service.rc b/audio/common/all-versions/default/service/android.hardware.audio.service.rc
index f7e1e24..45fef9a 100644
--- a/audio/common/all-versions/default/service/android.hardware.audio.service.rc
+++ b/audio/common/all-versions/default/service/android.hardware.audio.service.rc
@@ -2,7 +2,7 @@
     class hal
     user audioserver
     # media gid needed for /dev/fm (radio) and for /data/misc/media (tee)
-    group audio camera drmrpc inet media mediadrm net_bt net_bt_admin net_bw_acct wakelock
+    group audio camera drmrpc inet media mediadrm net_bt net_bt_admin net_bw_acct wakelock context_hub
     capabilities BLOCK_SUSPEND
     ioprio rt 4
     task_profiles ProcessCapacityHigh HighPerformance