Attempt to fix table of contents links for extra attrs

README.md

@@ -13,10 +13,10 @@ Try out all the unique features using the CameraKit Demo from the Google Play st
 - [Setup](#setup)
 - [Usage](#usage)
   - [Extra Attributes](#extra-attributes)
-    - [`ckCropOutput`](#ckCropOutput)
-    - [`ckFacing`](#ckFacing)
-    - [`ckFlash`](#ckFlash)
-    - [`ckPictureMode`](#ckPictureMode)
+    - [`ckCropOutput`](#`ckCropOutput`)
+    - [`ckFacing`](#`ckFacing`)
+    - [`ckFlash`](#`ckFlash`)
+    - [`ckPictureMode`](#`ckPictureMode`)
   - [Capturing Images](#capturing-images)
   - [Capturing Video](#capturing-video)
 - [Automatic Permissions Behavior](#automatic-permissions-behavior)