Move ClockRegistry to SystemUISharedLib

Bug: 229771520
Test: Automated
Change-Id: I7e921038a803188eee4cc437b7076db97ecdd853
(cherry picked from commit 1323984dac09429d1d39150518065daf01c7d002)
Merged-In: I7e921038a803188eee4cc437b7076db97ecdd853
3 files changed