[native] Move tipContainerOpacity, tipVerticalBelow, tipHeight, margin

Summary:
issue: ENG-8914
Refactoring from class to function

Test Plan: Tested by creating a nux tooltip and displaying it - still works

Reviewers: tomek, will

Reviewed By: tomek

Subscribers: ashoat

Differential Revision: https://phab.comm.dev/D12981