Enforce version upper bound for scikit-learn. (apache#36948)

Author: shunping

sdks/python/setup.py

@@ -448,7 +448,7 @@ def get_portability_package_data():
               'pytest>=7.1.2,<9.0',
               'pytest-xdist>=2.5.0,<4',
               'pytest-timeout>=2.1.0,<3',
-              'scikit-learn>=0.20.0',
+              'scikit-learn>=0.20.0,<1.8.0',
               'sqlalchemy>=1.3,<3.0',
               'psycopg2-binary>=2.8.5,<3.0',
               'testcontainers[mysql,kafka,milvus]>=4.0.0,<5.0.0',