Add setuptools to install_requires in setup.py

Signed-off-by: Thorsten Kaufmann <[email protected]>

Author: instinct-vfx

setup.py

@@ -68,6 +68,7 @@ def find_files(pattern, path=None, root="rez"):
     packages=find_packages('src', exclude=["build_utils",
                                            "build_utils.*",
                                            "tests"]),
+    install_requires=['setuptools'],
     package_data={
         'rez':
             ['utils/logging.conf'] +