Camera: Fix a description for MONOCHROME camera capability

Test: Compile
Bug: 77902724
Change-Id: Ibb6a1d4b5f80a0c4d0e3f29625b03a827a3ed80c
diff --git a/core/java/android/hardware/camera2/CameraMetadata.java b/core/java/android/hardware/camera2/CameraMetadata.java
index 1a5d3ac..262de15 100644
--- a/core/java/android/hardware/camera2/CameraMetadata.java
+++ b/core/java/android/hardware/camera2/CameraMetadata.java
@@ -864,7 +864,7 @@
 
     /**
      * <p>The camera device is a monochrome camera that doesn't contain a color filter array,
-     * and the pixel values on U and Y planes are all 128.</p>
+     * and the pixel values on U and V planes are all 128.</p>
      * @see CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES
      */
     public static final int REQUEST_AVAILABLE_CAPABILITIES_MONOCHROME = 12;