[skip ci] Add test delete file (#9748)

Signed-off-by: NThreadDao <yufen.zong@zilliz.com>

tests/python_client/testcases/test_delete.py

+import pytest
+
+from base.client_base import TestcaseBase
+
+
+@pytest.mark.skip(reason="Waiting for development")
+class TestDeleteParams(TestcaseBase):
+    pass
+
+
+@pytest.mark.skip(reason="Waiting for development")
+class TestDeleteOperation(TestcaseBase):
+    pass