Make bluetooth state label more flexible.

Address the following denial:
avc: denied { write } for comm=626C756564726F69642077616B652F name="state" dev="sysfs" ino=19260 scontext=u:r:bluetooth:s0 tcontext=u:object_r:sysfs:s0 tclass=file permissive=0

Bug: 23345861
Change-Id: Icc1c3f12403c337a0c514167aacd3ce3840ccd70
diff --git a/sepolicy/file_contexts b/sepolicy/file_contexts
index 7fb08bb..b28478a 100755
--- a/sepolicy/file_contexts
+++ b/sepolicy/file_contexts
@@ -71,7 +71,7 @@
 /persist/sensors(/.*)?                                              u:object_r:persist_sensors_file:s0
 
 /sys/bus/msm_subsys(/.*)?                                                                                  u:object_r:sysfs_msm_subsys:s0
-/sys/devices/bt_bcm4358\.85/rfkill/rfkill0/state                                                           u:object_r:sysfs_bluetooth_writable:s0
+/sys/devices/bt_bcm4358\.[0-9]+/rfkill/rfkill0/state                                                           u:object_r:sysfs_bluetooth_writable:s0
 /sys/devices/soc\.0/\w+\.qcom,\w+/subsys[0-9]/restart_level                                                u:object_r:sysfs_msm_subsys_toggle:s0
 /sys/devices/soc\.0/fd900000\.qcom,mdss_mdp/qcom,mdss_fb_primary\.181/leds(/.*)?                           u:object_r:sysfs_led:s0
 /sys/devices/soc\.0/qcom,bcl\.[0-9]+(/.*)?                                                                 u:object_r:sysfs_thermal:s0