Renamed the variable

Changed nrs (stands for NetworkRegistrationState) to
nri (stands for NetworkRegistrationInfo).

Test: Build
Bug: 127657991
Merged-In: I4deb1271818019465c55b59cd4a4a8029b514697
Change-Id: I4deb1271818019465c55b59cd4a4a8029b514697
(cherry picked from commit 1746d2582ab0f8fc904f5799c2a989d5277b30e4)
1 file changed