Fix: typo process_duration (#8696)

### What problem does this PR solve?

Fix typo process_duration.

### Type of change

- [x] Documentation Update
- [x] Refactoring

api/apps/sdk/doc.py

@@ -300,7 +300,7 @@ def update_doc(tenant_id, dataset_id, document_id):
                 doc.kb_id,
                 doc.token_num * -1,
                 doc.chunk_num * -1,
-                doc.process_duation * -1,
+                doc.process_duration * -1,
             )
             if not e:
                 return get_error_data_result(message="Document not found!")
@@ -526,11 +526,11 @@ def list_docs(dataset_id, tenant_id):
         "parser_id": "chunk_method",
     }
     run_mapping = {
-          "0": "UNSTART",
-          "1": "RUNNING",
-          "2": "CANCEL",
-          "3": "DONE",
-          "4": "FAIL",
+        "0": "UNSTART",
+        "1": "RUNNING",
+        "2": "CANCEL",
+        "3": "DONE",
+        "4": "FAIL",
     }
     for doc in docs:
         renamed_doc = {}