Allow power-libperfmgr to write thermal properties

Bug: 273618797
Test: run genshin and check thermal props
Change-Id: If0b15220383d25e5fe0e028652e945c998245c65
diff --git a/power-libperfmgr/hal_power_default.te b/power-libperfmgr/hal_power_default.te
index b4d4f65..8d6a9fe 100644
--- a/power-libperfmgr/hal_power_default.te
+++ b/power-libperfmgr/hal_power_default.te
@@ -28,11 +28,12 @@
 allow hal_power_default proc_vendor_sched:dir r_dir_perms;
 allow hal_power_default proc_vendor_sched:file r_file_perms;
 
-# Allow read/write thermal sysfs
+# Allow read/write thermal sysfs and property
 allow hal_power_default thermal_link_device:dir r_dir_perms;
 allow hal_power_default sysfs_thermal:dir r_dir_perms;
 allow hal_power_default sysfs_thermal:file rw_file_perms;
 allow hal_power_default sysfs_thermal:lnk_file r_file_perms;
+set_prop(hal_power_default, vendor_thermal_prop)
 
 userdebug_or_eng(`
 # Allow reading /data/vendor/* for debugging