Update RegState for new CellIdentity types

Bug: 74826109
Test: make, make vts
Change-Id: I6350e5da5bc064e665e54d161ee589c3eadf901a
Merged-In: I6350e5da5bc064e665e54d161ee589c3eadf901a
(cherry picked from commit 74befb69b9c532e5be77a1a64eb38713b8d51118)
6 files changed