readme update

Author: adkenyon

README.md

@@ -37,7 +37,14 @@ yarn add @react-native-community/hooks
 ```js
 import { useAccessibilityInfo } from '@react-native-community/hooks'
 
-const { reduceMotionEnabled, screenReaderEnabled } = useAccessibilityInfo()
+const {
+  reduceMotionEnabled,
+  screenReaderEnabled,
+  grayscaleEnabled,
+  invertColorsEnabled,
+  reduceTransparencyEnabled,
+  boldTextEnabled 
+} = useAccessibilityInfo()
 ```
 
 ### `useAppState`

src/useAccessibilityInfo.ts

@@ -64,7 +64,7 @@ export function useAccessibilityInfo() {
   const screenReaderEnabled = useAccessibilityStateListener(
     'screenReaderChanged',
   )
-  const greyScaleEnabled = useAccessibilityStateListener('grayscaleChanged')
+  const grayscaleEnabled = useAccessibilityStateListener('grayscaleChanged')
   const boldTextEnabled = useAccessibilityStateListener('boldTextChanged')
   const invertColorsEnabled = useAccessibilityStateListener(
     'invertColorsChanged',
@@ -78,7 +78,7 @@ export function useAccessibilityInfo() {
 
   return {
     screenReaderEnabled,
-    greyScaleEnabled,
+    grayscaleEnabled,
     invertColorsEnabled,
     reduceMotionEnabled,
     reduceTransparencyEnabled,