Camera: Update listeners about permission changes

Camera service listeners must be able to receive
information about camera access permission changes.

Bug: 121379978
Test: Camera CTS
Change-Id: I2e13fdd35a267901a3caa0e0ce78ab1cea83e7ab
diff --git a/camera/aidl/android/hardware/ICameraService.aidl b/camera/aidl/android/hardware/ICameraService.aidl
index 0e969c7..3e8992a 100644
--- a/camera/aidl/android/hardware/ICameraService.aidl
+++ b/camera/aidl/android/hardware/ICameraService.aidl
@@ -108,7 +108,7 @@
      *
      * Also returns the set of currently-known camera IDs and state of each device.
      * Adding a listener will trigger the torch status listener to fire for all
-     * devices that have a flash unit
+     * devices that have a flash unit.
      */
     CameraStatus[] addListener(ICameraServiceListener listener);