fix: review button visibility issue on voice recording screen (#6941)

Author: Rohit3523

app/containers/MessageComposer/__snapshots__/MessageComposer.test.tsx.snap

@@ -220,7 +220,7 @@ exports[`MessageComposer Audio tap record 1`] = `
             style={
               [
                 {
-                  "color": "#FFFFFF",
+                  "color": "#2F343D",
                   "fontSize": 24,
                 },
                 [

app/containers/MessageComposer/components/RecordAudio/ReviewButton.tsx

@@ -22,7 +22,7 @@ export const ReviewButton = ({ onPress }: { onPress: Function }): ReactElement =
 			onPress={() => onPress()}
 			hitSlop={hitSlop}>
 			<View accessible accessibilityLabel={i18n.t('Review_message')} accessibilityRole='button'>
-				<CustomIcon name={'arrow-right'} size={24} color={colors.fontWhite} />
+				<CustomIcon name={'arrow-right'} size={24} color={colors.fontDefault} />
 			</View>
 		</BorderlessButton>
 	);