Update torch  brightness max level description. am: 2099c9d7bd

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/19348258

Change-Id: Ia4ff013d849b8a7a69e98ce628ebba42da7800f6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/camera/ndk/include/camera/NdkCameraMetadataTags.h b/camera/ndk/include/camera/NdkCameraMetadataTags.h
index b6f8552..772b6ed 100644
--- a/camera/ndk/include/camera/NdkCameraMetadataTags.h
+++ b/camera/ndk/include/camera/NdkCameraMetadataTags.h
@@ -2197,7 +2197,8 @@
      * flashlight brightness level via
      * <a href="https://developer.android.com/reference/android/hardware/camera2/CameraManager.html#turnOnTorchWithStrengthLevel">CameraManager#turnOnTorchWithStrengthLevel</a>.
      * If this value is equal to 1, flashlight brightness control is not supported.
-     * The value for this key will be null for devices with no flash unit.</p>
+     * The value for this key will be null for devices with no flash unit.
+     * This level must be set to a safe value to prevent any burn out issues.</p>
      */
     ACAMERA_FLASH_INFO_STRENGTH_MAXIMUM_LEVEL =                 // int32
             ACAMERA_FLASH_INFO_START + 2,