Add null check in nfa_ce_deactivate_ntf

Bug: 120846143
Test: send RF command sequence manually
Merged-In: I71a933efa2c81c5f73d56af6d712c7d72b6f2fac
Change-Id: I71a933efa2c81c5f73d56af6d712c7d72b6f2fac
1 file changed