Kotlinify ReactTextInputPropertyTest class (#38981)

Summary:
This PR converts ReactTextInputPropertyTest.java to Kotlin. #38825
## Changelog:
[INTERNAL] [CHANGED] - Kotlinify ReactTextInputPropertyTest.java
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Pull Request resolved: #38981

Test Plan:
`./gradlew :packages:react-native:ReactAndroid:test` must pass

### Screenshot
<img width="40%" alt="image" src="https://github.com/facebook/react-native/assets/13544246/456622f0-2260-47c3-ada7-725c59ecbc09">

### FYI:

https://github.com/facebook/react-native/blob/ae88aef12c755d61a821ccf98ebb4b75f7c2dfc9/packages/react-native/ReactAndroid/src/test/java/com/facebook/react/views/textinput/ReactTextInputPropertyTest.java#L385

**testSelection** function removed because selection prop removed from ReactTextInputManager.java 84a1cac

Reviewed By: yungsters

Differential Revision: D48351651

Pulled By: cortinico

fbshipit-source-id: 750668dbc409f08827eff1f11886b3d12c3b240c