(refactor): kotlinify layout property applicator test (facebook#41649)

Summary:
This PR converts to kotlin the java code for LayoutPropertyApplicatorTest, as requested in: facebook#38825

## Changelog:

[INTERNAL][CHANGED]: Convert LayoutPropertyApplicatorTest to Kotlin

Pull Request resolved: facebook#41649

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

Reviewed By: rshest

Differential Revision: D51614921

Pulled By: cortinico

fbshipit-source-id: 06ee403a496f34afc9abeabc0c406391e316538a

Author: MCanhisares