Update conformance metadata to have release version v1.19

Author: BobyMCbobs

test/e2e/common/configmap.go

@@ -169,7 +169,7 @@ var _ = ginkgo.Describe("[sig-node] ConfigMap", func() {
 	})
 
 	/*
-			   Release : v1.18
+			   Release : v1.19
 			   Testname: ConfigMap lifecycle
 			   Description: Attempt to create a ConfigMap. Patch the created ConfigMap. Fetching the ConfigMap MUST reflect changes.
 		           By fetching all the ConfigMaps via a Label selector it MUST find the ConfigMap by it's static label and updated value. The ConfigMap must be deleted by Collection.