fix: add ResponseHasMetaInformationContract contract to ThreadRunStepResponse (#523)

Author: gareth-civia

Diff for: src/Responses/Threads/Runs/Steps/ThreadRunStepResponse.php

@@ -5,6 +5,7 @@
 namespace OpenAI\Responses\Threads\Runs\Steps;
 
 use OpenAI\Contracts\ResponseContract;
+use OpenAI\Contracts\ResponseHasMetaInformationContract;
 use OpenAI\Responses\Concerns\ArrayAccessible;
 use OpenAI\Responses\Concerns\HasMetaInformation;
 use OpenAI\Responses\Meta\MetaInformation;
@@ -14,7 +15,7 @@
 /**
  * @implements ResponseContract<array{id: string, object: string, created_at: int, thread_id: string, assistant_id: string, run_id: string, type: string, status: string, step_details: array{type: 'tool_calls', tool_calls: array<int, array{id: ?string, type: 'code_interpreter', code_interpreter: array{input?: string, outputs?: array<int, array{type: 'image', image: array{file_id: string}}|array{type: 'logs', logs: string}>}}|array{id: string, type: 'file_search', file_search: array<string, string>}|array{id: ?string, type: 'function', function: array{name: ?string, arguments: string, output: ?string}}>}|array{type: 'message_creation', message_creation: array{message_id: string}}, last_error: ?array{code: string, message: string}, expires_at: ?int, cancelled_at: ?int, failed_at: ?int, completed_at: ?int, metadata?: array<string, string>, usage: ?array{prompt_tokens: int, completion_tokens: int, total_tokens: int}}>
  */
-final class ThreadRunStepResponse implements ResponseContract
+final class ThreadRunStepResponse implements ResponseContract, ResponseHasMetaInformationContract
 {
     /**
      * @use ArrayAccessible<array{id: string, object: string, created_at: int, thread_id: string, assistant_id: string, run_id: string, type: string, status: string, step_details: array{type: 'tool_calls', tool_calls: array<int, array{id: ?string, type: 'code_interpreter', code_interpreter: array{input?: string, outputs?: array<int, array{type: 'image', image: array{file_id: string}}|array{type: 'logs', logs: string}>}}|array{id: string, type: 'file_search', file_search: array<string, string>}|array{id: ?string, type: 'function', function: array{name: ?string, arguments: string, output: ?string}}>}|array{type: 'message_creation', message_creation: array{message_id: string}}, last_error: ?array{code: string, message: string}, expires_at: ?int, cancelled_at: ?int, failed_at: ?int, completed_at: ?int, metadata?: array<string, string>, usage: ?array{prompt_tokens: int, completion_tokens: int, total_tokens: int}}>