Fix bug with repair command and change in owner flag

Reported by Riskfuel the owner flag wasn't working properly
in the latest release

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <alexellis2@gmail.com>

cmd/repair.go

@@ -36,17 +36,18 @@ status.`,
 }
 
 func runRepairE(cmd *cobra.Command, args []string) error {
-	pat, err := getPat(cmd)
-	if err != nil {
-		return err
+
+	var owner string
+	if len(args) == 1 {
+		owner = strings.TrimSpace(args[0])
 	}
 
-	staff, err := cmd.Flags().GetBool("staff")
+	pat, err := getPat(cmd)
 	if err != nil {
 		return err
 	}
 
-	owner, err := cmd.Flags().GetString("owner")
+	staff, err := cmd.Flags().GetBool("staff")
 	if err != nil {
 		return err
 	}