Support Listing and Searching Suppressions via Mailtrap API

[yanchuk]

Overview

Add support to the SDK for listing and searching suppressions in Mailtrap, following the official API documentation and OpenAPI specification (see below).

References

• Mailtrap API Docs - List and Search Suppressions

Requirements

• Implement client methods for the list/search suppressions endpoint, supporting all API parameters and filters.
• Ensure full request/response models are covered per API docs and OpenAPI spec.
• Add input validation and error handling for all API responses (401, 403, 404, 415, 422, 429, 500).
• Provide usage examples and documentation for suppressions listing/search functionality.

---

Please reach out in this issue if clarification is needed on API behavior or edge cases.