Format go code like the other plugins

plugin.go

@@ -173,20 +173,25 @@ func (p *Plugin) vaultPass() error {
 }
 
 func (p *Plugin) playbooks() error {
-	var playbooks []string
+	var (
+		playbooks []string
+	)
+
 	for _, p := range p.Config.Playbooks {
 		files, err := filepath.Glob(p)
-		// can there be a invalid glob pattern that still is a valid file name?
-		// just add it back to the list and let ansible return error out instead.
+
 		if err != nil {
 			playbooks = append(playbooks, p)
 			continue
 		}
+
 		playbooks = append(playbooks, files...)
 	}
+
 	if len(playbooks) == 0 {
 		return errors.New("failed to find playbook files")
 	}
+
 	p.Config.Playbooks = playbooks
 	return nil
 }