feat(android): add disableAndroidRipple prop to remove SeekBar ripple

## Problem
On Android the slider uses the native SeekBar which draws a platform ripple around the thumb when pressed. There is currently no supported way to disable or customize this ripple from JS. That prevents apps from implementing custom thumb overlays or matching certain visual designs without editing native code or changing app themes.

## Proposal
Add an opt-in boolean prop `disableAndroidRipple` (default: false) on Android that removes background/foreground ripple/state animator on the native SeekBar. This should be non-breaking (opt-in) and implemented defensively for OEM quirks / API levels.

## Example usage
```jsx