chore: fix load options utils (#650)

Author: DefTruth

src/cache_dit/caching/utils.py

@@ -55,9 +55,7 @@ def load_cache_options_from_dict(cache_kwargs: dict, reset: bool = False) -> dic
                 raise ValueError(f"Unsupported cache_type: {cache_type}.")
 
         if "parallelism_config" in kwargs:
-            from cache_dit.parallelism.parallel_config import (
-                ParallelismConfig,
-            )
+            from cache_dit.parallelism import ParallelismConfig
 
             parallelism_kwargs = kwargs.get("parallelism_config", {})
             cache_context_kwargs["parallelism_config"] = ParallelismConfig(**parallelism_kwargs)