Rust doc fix

[SanaeProject]

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[github-actions]

ERROR: # Code Review by Gemini
An unexpected error occurred in Client call: 429 RESOURCE_EXHAUSTED. {'error': {'code': 429, 'message': 'You exceeded your current quota, please check your plan and billing details. For more information on this error, head to: https://ai.google.dev/gemini-api/docs/rate-limits. To monitor your current usage, head to: https://ai.dev/rate-limit. \n* Quota exceeded for metric: generativelanguage.googleapis.com/generate_content_free_tier_input_token_count, limit: 250000, model: gemini-2.5-flash\nPlease retry in 30.916461542s.', 'status': 'RESOURCE_EXHAUSTED', 'details': [{'@type': 'type.googleapis.com/google.rpc.Help', 'links': [{'description': 'Learn more about Gemini API quotas', 'url': 'https://ai.google.dev/gemini-api/docs/rate-limits'}]}, {'@type': 'type.googleapis.com/google.rpc.QuotaFailure', 'violations': [{'quotaMetric': 'generativelanguage.googleapis.com/generate_content_free_tier_input_token_count', 'quotaId': 'GenerateContentInputTokensPerModelPerMinute-FreeTier', 'quotaDimensions': {'model': 'gemini-2.5-flash', 'location': 'global'}, 'quotaValue': '250000'}]}, {'@type': 'type.googleapis.com/google.rpc.RetryInfo', 'retryDelay': '30s'}]}}

[Copilot]

Copilot was unable to review this pull request because the user who requested the review has reached their quota limit.

[github-actions]

ERROR: # Code Review by Gemini
An unexpected error occurred in Client call: 429 RESOURCE_EXHAUSTED. {'error': {'code': 429, 'message': 'You exceeded your current quota, please check your plan and billing details. For more information on this error, head to: https://ai.google.dev/gemini-api/docs/rate-limits. To monitor your current usage, head to: https://ai.dev/rate-limit. \n* Quota exceeded for metric: generativelanguage.googleapis.com/generate_content_free_tier_input_token_count, limit: 250000, model: gemini-2.5-flash\nPlease retry in 56.049602802s.', 'status': 'RESOURCE_EXHAUSTED', 'details': [{'@type': 'type.googleapis.com/google.rpc.Help', 'links': [{'description': 'Learn more about Gemini API quotas', 'url': 'https://ai.google.dev/gemini-api/docs/rate-limits'}]}, {'@type': 'type.googleapis.com/google.rpc.QuotaFailure', 'violations': [{'quotaMetric': 'generativelanguage.googleapis.com/generate_content_free_tier_input_token_count', 'quotaId': 'GenerateContentInputTokensPerModelPerMinute-FreeTier', 'quotaDimensions': {'location': 'global', 'model': 'gemini-2.5-flash'}, 'quotaValue': '250000'}]}, {'@type': 'type.googleapis.com/google.rpc.RetryInfo', 'retryDelay': '56s'}]}}