small model fix

[prasmussen15]

[!IMPORTANT] Enhance LLM client configurations by introducing model size handling and updating related functions to support these changes.

• LLM Client Enhancements:
  • Introduced ModelSize enum in config.py to specify model sizes (small, medium).
  • Updated generate_response and _generate_response methods in anthropic_client.py, client.py, gemini_client.py, groq_client.py, openai_client.py, openai_generic_client.py to accept model_size parameter.
  • Added small_model attribute to LLMConfig in config.py for handling simpler prompts.
• Functionality Updates:
  • Modified dedupe_extracted_edge() in edge_operations.py and resolve_extracted_node() in node_operations.py to use ModelSize.small.
  • Updated get_edge_contradictions() in temporal_operations.py to use ModelSize.small.
• Miscellaneous:
  • Fixed typo in podcast_transcript.txt.
  • Incremented version in pyproject.toml to 0.11.4.

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