refactor: call update check on users cmd

src/cmd/users.go

@@ -22,6 +22,10 @@ func UsersCmd() *cobra.Command {
 		Short: "Displays all users from the author file located at:\n" + authorfile,
 		Long:  `Displays all users from the author file located at:` + "\n" + authorfile,
 		Run: func(cmd *cobra.Command, args []string) {
+			if update {
+				update_msg()
+			}
+
 			//TODO: make this print a bit prettier (sort it and maybe use a table)
 			// check if the no pretty print flag is set
 			np, _ := cmd.Flags().GetBool("np")