fixes [Chip border side color not working in Material3](https://github.com/flutter/flutter/issues/132922)
Relands https://github.com/flutter/flutter/pull/132941 with an updated fix and a regression test.

<details>
<summary>expand to view the code sample</summary> 

```dart
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,
      theme: ThemeData(useMaterial3: true),
      home: const Example(),
    );
  }
}

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

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Chips'),
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.spaceEvenly,
          children: <Widget>[
            const RawChip(
              shape: RoundedRectangleBorder(
                side: BorderSide(color: Colors.amber),
              ),
              side: BorderSide(color: Colors.red),
              label: Text('RawChip'),
            ),
            const Chip(
              shape: RoundedRectangleBorder(
                side: BorderSide(color: Colors.amber),
              ),
              side: BorderSide(color: Colors.red),
              label: Text('Chip'),
            ),
            ActionChip(
              shape: const RoundedRectangleBorder(
                side: BorderSide(color: Colors.amber),
              ),
              side: const BorderSide(color: Colors.red),
              label: const Text('ActionChip'),
              onPressed: () {},
            ),
            FilterChip(
              shape: const RoundedRectangleBorder(
                side: BorderSide(color: Colors.amber),
              ),
              side: const BorderSide(color: Colors.red),
              label: const Text('FilterChip'),
              onSelected: (value) {},
            ),
            ChoiceChip(
              shape: const RoundedRectangleBorder(
                side: BorderSide(color: Colors.amber),
              ),
              side: const BorderSide(color: Colors.red),
              label: const Text('ChoiceChip'),
              selected: false,
              onSelected: (value) {},
            ),
            InputChip(
              shape: const RoundedRectangleBorder(
                side: BorderSide(color: Colors.amber),
              ),
              side: const BorderSide(color: Colors.red),
              label: const Text('InputChip'),
              onSelected: (value) {},
            ),
          ],
        ),
      ),
    );
  }
}
```

</details>

<img src="https://github.com/flutter/flutter/assets/48603081/f713fd84-cf9a-4e52-8cdb-5faba63d8e91" height="450" /> <img src="https://github.com/flutter/flutter/assets/48603081/a142efc7-041e-4e6e-87cf-e6c4ebe735f3" height="450" />

<img src="https://github.com/flutter/flutter/assets/48603081/377df55b-499f-403f-96c5-0be0334795dc" height="450" /> <img src="https://github.com/flutter/flutter/assets/48603081/731a2752-7822-4605-8e9c-db0a71dd6f08" height="450" />