VOL-3876: openonu-go adapter goes on a continues loop to delete L2 PM counter if it fails to delete

- also resolve deadlock issue seen during pm config update scenario
- fix some logging
- update timeout value for omci get metrics

Change-Id: Ic27f47eb53bf4a3f7f8b49fc2c16f43ba62446a5
diff --git a/VERSION b/VERSION
index a21ae4a..cc63d17 100755
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.2.5-dev169
+1.2.5-dev170