Selected Item in picker showing in Uppercase.(Ios only)

### Description

When I Select the item from the picker the item shwing in uppercase, although my items are in the normal form. For android this is working fine this issue is for IOS only. There is any property that I am missing to add?

### CodeSandbox/Snack link

https://codesandbox.io/s/native-base-v3-template-mq6ox?file=/src/App.tsx

### Steps to reproduce

1. Go to '...'
2. Click on '...'
3. Scroll down to '...'
4. See error

### NativeBase Version

2.3

### Platform

- [ ] Android
- [ ] CRA
- [ ] Expo
- [X] iOS
- [ ] Next

### Other Platform

_No response_

### Additional Information

}
mode="dropdown"
style={styles.pickerItemStyle}
selectedValue={selectedValue} //showing TEXT instead of text.
onValueChange={(value) => onSetFinancialYear(value)}>