Drop dependency on distutils

The error #632 originally fixed in #633 has made a comeback https://fusion2.corp.google.com/invocations/f88845c0-24f7-4c02-b99d-74424ce80a75/targets/qsim%2Fmacos%2Fpresubmit/log.

Fix: Replace `distutils` with `packaging` as per https://peps.python.org/pep-0632/#migration-advice

requirements.txt

@@ -3,3 +3,4 @@ cirq-core~=1.0
 numpy~=1.16
 pybind11
 typing_extensions
+setuptools

setup.py

@@ -7,7 +7,6 @@
 
 from setuptools import setup, Extension
 from setuptools.command.build_ext import build_ext
-from distutils.version import LooseVersion
 
 
 class CMakeExtension(Extension):
@@ -27,10 +26,12 @@ def run(self):
             )
 
         if platform.system() == "Windows":
-            cmake_version = LooseVersion(
+            from packaging.version import parse
+
+            cmake_version = parse(
                 re.search(r"version\s*([\d.]+)", out.decode()).group(1)
             )
-            if cmake_version < "3.1.0":
+            if cmake_version < parse("3.1.0"):
                 raise RuntimeError("CMake >= 3.1.0 is required on Windows")
 
         for ext in self.extensions:
@@ -116,6 +117,7 @@ def build_extension(self, ext):
     author_email="[email protected]",
     python_requires=">=3.7.0,<3.12.0",
     install_requires=requirements,
+    setup_requires=["packaging"],
     extras_require={
         "dev": dev_requirements,
     },