Hide grid selection if grid option size <= 1

- set mGridOptionsManager.fetchOptions reload to false because we will fetch the option before the call

Screenshot: https://screenshot.googleplex.com/BHV9pjhesUcKLzZ.png

Bug: 221129455
Test: Manual
Change-Id: I27863d8c737fd8a0f2c8a8c275a6742163cf88e4