chore(lilith_service_fasta): 🔧 adjust cleanup timing in lifespan.py for optimized resource lifecycle management

Co-Authored-By: Lilith Autocommit <noreply@atlilith.com>

src/lilith_service_fastapi_bootstrap/lifespan.py

@@ -402,7 +402,6 @@ class GPULifespanManager(LifespanManager):
         if self._hf_loader is not None:
             logger.info("Unloading HuggingFace models")
             await self._hf_loader.unload_all()
-            await self._hf_loader.close()
 
         if self._gguf_loader is not None:
             logger.info("Unloading GGUF models")