Theme components variants not override custom default props in same component

### Description

If same component has custom default props and custom variants, its variants doesn't override defualt props, and they must be more "important"

### CodeSandbox/Snack link

https://codesandbox.io/s/gifted-roentgen-7p0ttv

### Steps to reproduce

1. Create having in custom theme , new variants and custom defaultProps.

### NativeBase Version

^3.4.15

### Platform

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

### Other Platform

Storybook

### Additional Information

_No response_

Start with the linked CodeSandbox and reproduce the themed TextArea using custom defaultProps and variants on NativeBase 3.4.15. Trace how the component resolves those theme settings on Android, iOS, and Expo, then verify that the variant values take precedence over the custom defaults.

Written by the indexing model from the issue text.