Fix 5658975 Gallery has 'CROP' instead of 'SAVE' or 'OK' while setting the picture as wallpaper

Change-Id: I520d760df2932f6dcb318c1362f15b82b044bcb3
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 75cdc85..d4bf759 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -61,7 +61,7 @@
 
     <!-- Title of a menu item to indicate performing the image crop operation
          [CHAR LIMIT=20] -->
-    <string name="crop_save_text">Crop</string>
+    <string name="crop_save_text">OK</string>
     <!-- Button indicating that the cropped image should be reverted back to the original -->
     <!-- Hint that appears when cropping an image with more than one face -->
     <string name="multiface_crop_help">Touch a face to begin.</string>