feat(ecs): backfill missing enums for ecs (#33644)

### Description of changes
backfill missing enums for ecs
### Checklist
- [x] My code adheres to the [CONTRIBUTING GUIDE](https://github.com/aws/aws-cdk/blob/main/CONTRIBUTING.md) and [DESIGN GUIDELINES](https://github.com/aws/aws-cdk/blob/main/docs/DESIGN_GUIDELINES.md)

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

Author: paulhcsun

packages/aws-cdk-lib/aws-ecs/lib/base/service-managed-volume.ts

@@ -165,6 +165,10 @@ export enum FileSystemType {
    * xfs type
    */
   XFS = 'xfs',
+  /**
+   * ntfs type
+   */
+  NTFS = 'ntfs',
 }
 
 /**