Allow init to chown sysfs_firmware_acpi_tables

Allow init to chmod/chown sysfs_firmware_acpi_tables
(sys/firmware/acpi/tables). Needed for allowing system to read ACPI
tables.

Bug: 357626966
Test: m
Test: No permission error during boot
Change-Id: I633a5f2d323284fa07a3e0701c1baa4539fea9bc
diff --git a/private/init.te b/private/init.te
index 74aee0e..d1f7c18 100644
--- a/private/init.te
+++ b/private/init.te
@@ -616,6 +616,7 @@
 allow init {
   sysfs_android_usb
   sysfs_devices_system_cpu
+  sysfs_firmware_acpi_tables
   sysfs_ipv4
   sysfs_leds
   sysfs_lowmemorykiller