Selinux setup for /data/misc/odsign/metrics/

odsign will be writing(metrics) to file
/data/misc/odsign/metrics/odsign-metrics.txt & system_server needs from it.

Test: adb pull /data/misc/odsign/metrics/odsign-metrics.txt after reboot
Bug: 202926606
Change-Id: I020efcee8ca7f5b81f1aa3374bbf2b3a7403186d
diff --git a/private/file_contexts b/private/file_contexts
index b075839..2b765f6 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -623,6 +623,7 @@
 /data/misc/nfc/logs(/.*)?       u:object_r:nfc_logs_data_file:s0
 /data/misc/odrefresh(/.*)?      u:object_r:odrefresh_data_file:s0
 /data/misc/odsign(/.*)?         u:object_r:odsign_data_file:s0
+/data/misc/odsign/metrics(/.*)? u:object_r:odsign_metrics_file:s0
 /data/misc/perfetto-traces/bugreport(.*)? u:object_r:perfetto_traces_bugreport_data_file:s0
 /data/misc/perfetto-traces(/.*)?          u:object_r:perfetto_traces_data_file:s0
 /data/misc/perfetto-configs(/.*)?         u:object_r:perfetto_configs_data_file:s0