fix: Set upper bound of setuptools to unbreak public Colab for using vertex_ray namespace

PiperOrigin-RevId: 641060544

Author: yinghsienwu

setup.py

@@ -107,6 +107,8 @@
         "ray[default] >= 2.4, <= 2.9.3,!= 2.5.*,!= 2.6.*,!= 2.7.*,!="
         " 2.8.*,!=2.9.0,!=2.9.1,!=2.9.2; python_version<'3.11'"
     ),
+    # To avoid  ImportError: cannot import name 'packaging' from 'pkg)resources'
+    "setuptools < 70.0.0",
     # Ray Data v2.4 in Python 3.11 is broken, but got fixed in Ray v2.5.
     "ray[default] >= 2.5, <= 2.9.3; python_version=='3.11'",
     "google-cloud-bigquery-storage",