HFP: Modify comments for ACTION_HF_INDICATORS_VALUE_CHANGED (1/2)

* Per HFP 1.7.1 spec page 102 of 144
  EXTRA_HF_INDICATORS_IND_ID should be int
  EXTRA_HF_INDICATORS_IND_VALUE should be int

Bug: 35874078
Test: make, PTS test, unit tests
runtest -c com.android.bluetooth.btservice.RemoteDevicesTest bluetooth
Change-Id: Idd316a82bab164b6ea1701bb261b1cc3dee196f1
Merged-In: Idd316a82bab164b6ea1701bb261b1cc3dee196f1
(cherry picked from commit 73795440a54a5407284331ac11f8c0f75acd98d6)
1 file changed