fix(android): crash on setting elevation on API21 - #8269

PR Checklist

• The PR title follows our guidelines: https://github.com/NativeScript/NativeScript/blob/master/CONTRIBUTING.md#commit-messages.
• There is an issue for the bug/feature this PR is for. To avoid wasting your time, it's best to open a suggestion issue first and wait for approval before working on it.
• You have signed the CLA.
• All existing tests are passing: https://github.com/NativeScript/NativeScript/blob/master/DevelopmentWorkflow.md#running-unit-tests.
• Tests for the changes are included - https://github.com/NativeScript/NativeScript/blob/master/WritingUnitTests.md.

What is the current behavior?

Crash when setting android button properties that set StateListAnimator

What is the new behavior?

The current StateListAnimator is flashed (using jumpToCurrentState) before setting the new one

Fixes #7886
Fixes #7532
Fixes #4256