Merge pull request #6888 from zalando-incubator/skipper/canary-v0.19.40-791

skipper: update canary version to v0.19.40

Author: AlexanderYastrebov

cluster/manifests/skipper/deployment.yaml

@@ -1,5 +1,5 @@
 {{ $internal_version := "v0.19.32-783" }}
-{{ $canary_internal_version := "v0.19.39-790" }}
+{{ $canary_internal_version := "v0.19.40-791" }}
 
 {{/* Optional canary arguments separated by "[cf724afc]" to allow whitespaces, e.g. "-foo=has a whitespace[cf724afc]-baz=qux" */}}
 {{ $canary_args := "" }}