Merge pull request #8894 from jenkins-x/pr-379d66e2-f836-455c-9344-b7cfb13a11cd

chore(deps): upgrade jenkins-x-plugins/jx-promote to version 0.6.31

Author: jenkins-x-bot

pkg/plugins/versions.go

@@ -31,7 +31,7 @@ const (
 	ProjectVersion = "0.2.79"
 
 	// PromoteVersion the version of the jx promote plugin
-	PromoteVersion = "0.6.28"
+	PromoteVersion = "0.6.31"
 
 	// SecretVersion the version of the jx secret plugin
 	SecretVersion = "0.4.18"