Fix clipBehavior for Drawer with shape and add clipBehavior property.

[TahaTesser]

fixes #123863

code sample

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 DrawerExample(),
    );
  }
}

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

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      drawer: const Drawer(
        child: Column(
          children: <Widget>[
            ListTile(
              tileColor: Colors.white,
              title: Text('Drawer'),
            )
          ],
        ),
      ),
      endDrawer: const NavigationDrawer(
        children: <Widget>[
          NavigationDrawerDestination(
            icon: Icon(Icons.favorite_rounded),
            label: Text('Favorite'),
          ),
        ],
      ),
      appBar: AppBar(
        title: const Text('Sample'),
      ),
    );
  }
}

Before

After

Pre-launch Checklist

• I read the Contributor Guide and followed the process outlined there for submitting PRs.
• I read the Tree Hygiene wiki page, which explains my responsibilities.
• I read and followed the Flutter Style Guide, including Features we expect every widget to implement.
• I signed the CLA.
• I listed at least one issue that this PR fixes in the description above.
• I updated/added relevant documentation (doc comments with ///).
• I added new tests to check the change I am making, or this PR is test-exempt.
• All existing and new tests are passing.

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[HansMuller]

LGTM