sm7325-common: Address dubai's vibrator denials

Example:
I auditd  : type=1400 audit(0.0:18): avc: denied { open } for comm="vendor.qti.hard" path="/sys/devices/platform/soc/990000.i2c/i2c-1/1-005a/leds/vibrator/activate" dev="sysfs" ino=93558 scontext=u:r:hal_vibrator_default:s0 tcontext=u:object_r:sysfs:s0 tclass=file

Change-Id: Iea46e718f4e2c1ed3b3037dcfecb4536fd47ef2d

sepolicy/vendor/file.te

@@ -31,3 +31,6 @@ type vendor_sysfs_touchpanel, fs_type, sysfs_type;
 
 # V4L2 Name
 type vendor_sysfs_v4l2_name, fs_type, sysfs_type;
+
+# Vibrator
+type vendor_sysfs_vibrator, fs_type, sysfs_type;

sepolicy/vendor/file_contexts

@@ -84,6 +84,9 @@
 /sys/devices/platform/soc/soc:qcom,cam-sync/video4linux/video([0-9])+/name                u:object_r:vendor_sysfs_v4l2_name:s0
 /sys/devices/platform/soc/soc:qcom,cam-req-mgr/video4linux/video([0-9])+/name             u:object_r:vendor_sysfs_v4l2_name:s0
 
+# Vibrator
+/sys/devices/platform/soc/990000.i2c/i2c-1/1-005a/leds/vibrator(/.*)?                     u:object_r:vendor_sysfs_vibrator:s0
+
 # Wakeups
 /sys/devices/virtual/input/input[0-9]+/wakeup[0-9]+(/.*)?                                 u:object_r:sysfs_wakeup:s0
 /sys/devices/platform/soc/[^*]+/wakeup/wakeup[0-9]+(/.*)?                                 u:object_r:sysfs_wakeup:s0

sepolicy/vendor/hal_vibrator_default.te

@@ -0,0 +1,2 @@
+allow hal_vibrator_default vendor_sysfs_vibrator:dir r_dir_perms;
+allow hal_vibrator_default vendor_sysfs_vibrator:file rw_file_perms;

sepolicy/vendor/init.te

@@ -21,3 +21,5 @@ recovery_only(`
   allow init self:capability sys_module;
   allow init rootfs:system module_load;
 ')
+
+allow init vendor_sysfs_vibrator:file create_file_perms;