Add a new string for SFPS coex

Sfps Coex: https://screenshot.googleplex.com/4AxpQ67X74hv3uM.png
Udfps Coex: https://screenshot.googleplex.com/6x2VpZcbwBrivEo.png

Flag: NONE String change
Bug: 348631566
Test: atest com.android.systemui.biometrics
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:c705e9faaad45bc9afc4b15634b368376cf1fd52)
Merged-In: I8669c88d27d2f8e06e7cdff7b740ff1d0f0d5227
Change-Id: I8669c88d27d2f8e06e7cdff7b740ff1d0f0d5227