Add linker config generator and output file to sepolicy

Sepolicy for linkerconfig generator and ld.config.txt file from
generator

Bug: 135004088
Test: m -j & tested from device
Change-Id: I2ea7653a33996dde67a84a2e7a0efa660886434a
diff --git a/private/file_contexts b/private/file_contexts
index 8150fa6..6924f54 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -99,6 +99,7 @@
 /dev/iio:device[0-9]+   u:object_r:iio_device:s0
 /dev/ion		u:object_r:ion_device:s0
 /dev/keychord   u:object_r:keychord_device:s0
+/dev/linkerconfig(/.*)? u:object_r:linkerconfig_file:s0
 /dev/loop-control	u:object_r:loop_control_device:s0
 /dev/modem.*		u:object_r:radio_device:s0
 /dev/mtp_usb		u:object_r:mtp_device:s0
@@ -261,6 +262,7 @@
 /system/bin/healthd     u:object_r:healthd_exec:s0
 /system/bin/clatd	u:object_r:clatd_exec:s0
 /system/bin/linker(64)? u:object_r:system_linker_exec:s0
+/system/bin/linkerconfig u:object_r:linkerconfig_exec:s0
 /system/bin/bootstrap/linker(64)? u:object_r:system_linker_exec:s0
 /system/bin/llkd        u:object_r:llkd_exec:s0
 /system/bin/lmkd        u:object_r:lmkd_exec:s0