fix(core): network option is not being propagated to Docker (#26014)

The `network` option received by `AssetBundlingBindMount` is not being passed down as a command line option to Docker.

Closes #21687.

----

*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*

Author: otaviomacedo

packages/aws-cdk-lib/core/lib/private/asset-staging.ts

@@ -70,6 +70,7 @@ export class AssetBundlingBindMount extends AssetBundlingBase {
         },
         ...(this.options.volumes ?? []),
       ],
+      network: this.options.network,
     });
   }
 }

packages/aws-cdk-lib/core/test/private/asset-staging.test.ts

@@ -100,13 +100,15 @@ describe('bundling', () => {
       bundleDir: '/tmp/output',
       image: DockerImage.fromRegistry('public.ecr.aws/docker/library/alpine'),
       user: '1000',
+      network: 'host',
     };
     const helper = new AssetBundlingBindMount(options);
     helper.run();
 
     // actual docker run with bind mount is called
     expect(spawnSyncStub.calledWith(DOCKER_CMD, sinon.match.array.contains([
       'run', '--rm',
+      '--network', 'host',
       '-v',
       'public.ecr.aws/docker/library/alpine',
     ]), { encoding: 'utf-8', stdio: ['ignore', process.stderr, 'inherit'] })).toEqual(true);