Fix typo in load_pipeline_from_original_stable_diffusion_ckpt() method (#2320)

fix typo

src/diffusers/pipelines/stable_diffusion/convert_from_ckpt.py

@@ -871,7 +871,7 @@ def load_pipeline_from_original_stable_diffusion_ckpt(
         if original_config_file is None:
             key_name = "model.diffusion_model.input_blocks.2.1.transformer_blocks.0.attn2.to_k.weight"
 
-            original_config_file = os.path.join(tmpdir, "inferenc.yaml")
+            original_config_file = os.path.join(tmpdir, "inference.yaml")
             if key_name in checkpoint and checkpoint[key_name].shape[-1] == 1024:
                 if not os.path.isfile("v2-inference-v.yaml"):
                     # model_type = "v2"