Update haproxy to use 1.4.0 docker

Issue-ID: AAI-2235
Change-Id: I825f238b9bf6f41ba14ccee2f6942ccd45828135
Signed-off-by: Harish Venkata Kajur <vk250x@att.com>
diff --git a/kubernetes/aai/values.yaml b/kubernetes/aai/values.yaml
index 1d3a3a5..91563c2 100644
--- a/kubernetes/aai/values.yaml
+++ b/kubernetes/aai/values.yaml
@@ -224,7 +224,7 @@
 
 # application image
 dockerhubRepository: registry.hub.docker.com
-image: aaionap/haproxy:1.2.4
+image: aaionap/haproxy:1.4.0
 pullPolicy: Always
 
 flavor: small