Only run fp over occluding LS activites on the allowlist

Running fp over occluding activities is guarded behind flag:
  FP_LISTEN_OCCLUDING_APPS

Test: atest KeyguardUpdateMonitorTest
Bug: 283260970
Change-Id: Ic285cd73a33ec8ba21038dda75e026df30e7c6d6
diff --git a/packages/SystemUI/res/values/config.xml b/packages/SystemUI/res/values/config.xml
index 421f41f..9c864ab 100644
--- a/packages/SystemUI/res/values/config.xml
+++ b/packages/SystemUI/res/values/config.xml
@@ -698,6 +698,10 @@
     -->
     <integer name="config_face_auth_supported_posture">0</integer>
 
+    <!-- Components to allow running fingerprint listening if their activity is occluding the lock screen. -->
+    <string-array name="config_fingerprint_listen_on_occluding_activity_packages" translatable="false">
+    </string-array>
+
     <!-- Whether the communal service should be enabled -->
     <bool name="config_communalServiceEnabled">false</bool>