Update Express Gateway Images to v1.16.6

library/express-gateway

@@ -3,5 +3,5 @@ GitRepo: https://github.com/ExpressGateway/docker-express-gateway.git
 
 Tags: 1.x, 1.16.x, 1.16.4, latest
 Architectures: arm64v8, amd64, i386, ppc64le, s390x
-GitCommit: 1913ade15763cb26a22286295902bb85eed76dd7
+GitCommit: b234fd5473165d79a164b0707827f71be26c8ac5
 Directory: alpine