[VOL-5480] update correct rw-core image path

Change-Id: I7355ba8c8ab2dca9a6c271cfc988c5933c05e436
Signed-off-by: Akash Reddy Kankanala <akash.kankanala@radisys.com>
diff --git a/voltha-stack/Chart.yaml b/voltha-stack/Chart.yaml
index fcf87a6..f990f51 100644
--- a/voltha-stack/Chart.yaml
+++ b/voltha-stack/Chart.yaml
@@ -34,7 +34,7 @@
 
 ## Chart version for package voltha-stack
 ##   Increment when Chart.yaml changes
-version    : "2.15.1"
+version    : "2.15.2"
 
 # -----------------------------------------------------------------------
 # NOTE: Dependencies are chart versions not component/repository version
@@ -43,7 +43,7 @@
 dependencies:
   - name       : voltha
     repository : file://../voltha
-    version    : "2.15.1"
+    version    : "2.15.2"
     condition  : voltha.enabled
   - name       : "voltha-adapter-openonu"
     repository : "file://../voltha-adapter-openonu"