gguf merge mergekit lazymergekit Locutusque/Hercules-2.5-Mistral-7B teknium/OpenHermes-2.5-Mistral-7B text-generation base_model:Locutusque/Hercules-2.5-Mistral-7B base_model:merge:Locutusque/Hercules-2.5-Mistral-7B base_model:teknium/OpenHermes-2.5-Mistral-7B base_model:merge:teknium/OpenHermes-2.5-Mistral-7B endpoints_compatible region:us