Sync docker tags with release manifest

Sync docker tags with the release manifest from integration
repo commit b37a3cfdaf92c4855660d2f0c1b20eb482b99bd4.

Change-Id: Iabb203836d0c0adb5604a9303d4a108142ec6757
Issue-ID: INT-663
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>
diff --git a/kubernetes/aaf/charts/aaf-gui/values.yaml b/kubernetes/aaf/charts/aaf-gui/values.yaml
index d57e151..7ae0e66 100644
--- a/kubernetes/aaf/charts/aaf-gui/values.yaml
+++ b/kubernetes/aaf/charts/aaf-gui/values.yaml
@@ -26,7 +26,7 @@
 #################################################################
 # application image
 repository: nexus3.onap.org:10001
-image: onap/aaf/aaf_gui:2.1.7
+image: onap/aaf/aaf_gui:2.1.8
 aaf_register_as: "aaf-gui.onap"
 pullPolicy: Always