Exposing log_correlation config option in openonu-go adapter deployment

Change-Id: I5071cead98016b6f4b2381750aa7d8f5249e97cd
diff --git a/voltha-stack/Chart.yaml b/voltha-stack/Chart.yaml
index dc303ab..236a7f1 100644
--- a/voltha-stack/Chart.yaml
+++ b/voltha-stack/Chart.yaml
@@ -28,7 +28,7 @@
 name: voltha-stack
 
 appVersion: "1.0"
-version: 0.1.4
+version: 0.1.5
 
 dependencies:
   - name: voltha
@@ -37,7 +37,7 @@
     condition: voltha.enabled
   - name: voltha-adapter-openonu
     repository: file://../voltha-adapter-openonu
-    version: 2.7.6
+    version: 2.7.8
     condition: voltha-adapter-openonu.enabled
   - name: voltha-adapter-openolt
     repository: https://charts.opencord.org