sm6250-common: sepolicy: label fingerprint service

sepolicy/vendor/file_contexts

@@ -3,5 +3,8 @@
 /vendor/bin/batterysecret		u:object_r:batterysecret_exec:s0
 /mnt/vendor/persist/subsys(/.*)?                u:object_r:persist_subsys_file:s0
 
+# Fingerprint
+/vendor/bin/hw/android\.hardware\.fingerprint@2\.1-service\.xiaomi_sm6250                               u:object_r:hal_fingerprint_default_exec:s0
+
 # Power HAL
 /vendor/bin/hw/android\.hardware\.power@1\.3-service\.xiaomi_sm6250                                     u:object_r:hal_power_default_exec:s0