[TP] Fix b/265245824 Avoid creation of ClockRegistry when not needed

We have permission issue creatring ClockRegistry for people who are not
eligible for custom clocks.
We avoid creating the ClockSectionViewmodel, and ClockRegistry to avoid
the unexpected permission issue.

Test: Manually tested that there is no crash
Bug: 265245824
Change-Id: I09cdaea786f44b9ed6a439319384375f071a8808