Fix vertical Stepper draws connector on the last step - #145703

import 'package:flutter/material.dart';

void main() => runApp(const MyApp());

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: Scaffold(
        body: Center(
          child: Stepper(
            currentStep: 1,
            steps: const <Step>[
              Step(
                title: Text("Step 1"),
                content: Text("Content 1"),
              ),
              Step(
                title: Text("Step 2"),
                content: Text("Content 2"),
              ),
            ],
          ),
        ),
      ),
    );
  }
}