chore(api/tests): apply ruff reformat #7590 (#7591)

Co-authored-by: -LAN- <laipz8200@outlook.com>

api/tests/integration_tests/vdb/milvus/test_milvus.py

@@ -12,11 +12,11 @@ class MilvusVectorTest(AbstractVectorTest):
         self.vector = MilvusVector(
             collection_name=self.collection_name,
             config=MilvusConfig(
-                host='localhost',
+                host="localhost",
                 port=19530,
-                user='root',
-                password='Milvus',
-            )
+                user="root",
+                password="Milvus",
+            ),
         )
 
     def search_by_full_text(self):
@@ -25,7 +25,7 @@ class MilvusVectorTest(AbstractVectorTest):
         assert len(hits_by_full_text) == 0
 
     def get_ids_by_metadata_field(self):
-        ids = self.vector.get_ids_by_metadata_field(key='document_id', value=self.example_doc_id)
+        ids = self.vector.get_ids_by_metadata_field(key="document_id", value=self.example_doc_id)
         assert len(ids) == 1