change hyper parameters + update results

modules/evaluators/llm_annotation_evaluator.py

results/LLM/GPT-4/GPT-4_few_shot_results.json

results/LLM/Mistral-7b/MISTRAL_few_shot_results.json

results/LLM/Mistral-7b/MISTRAL_fine_tuned_results.json

results/LLM/Mistral-7b/MISTRAL_zero_shot_results.json

results/LLM/Mixtral-8x7b/MIXTRAL_few_shot_results.json

results/LLM/Mixtral-8x7b/MIXTRAL_fine_tuned_results.json

results/LLM/Mixtral-8x7b/MIXTRAL_zero_shot_results.json