AAF version to 2.1.8

Issue-ID: AAF-630
Change-Id: I26b61e5734a0a0249f66325594dc50e03b613727
Signed-off-by: Instrumental <jonathan.gathman@att.com>
diff --git a/kubernetes/aaf/charts/aaf-cs/values.yaml b/kubernetes/aaf/charts/aaf-cs/values.yaml
index 7790fd0..1d806bc 100644
--- a/kubernetes/aaf/charts/aaf-cs/values.yaml
+++ b/kubernetes/aaf/charts/aaf-cs/values.yaml
@@ -24,7 +24,7 @@
 #################################################################
 # application image
 repository: nexus3.onap.org:10001
-image: onap/aaf/aaf_cass:2.1.7
+image: onap/aaf/aaf_cass:2.1.8
 pullPolicy: Always
 
 # application configuration