Update comments for CellularServiceState.

Test: build
Bug: 124332646
Change-Id: I6051baaa80e640a8bd17c3d3720522dff5634bda
(cherry picked from commit b2e1b36bdf00c7fa75e952a215297dca5cbf93d8)
1 file changed
tree: 0b5e5921f42d2879e32a3e4c6839c0700b448e31
  1. stats/
  2. OWNERS