Fix macOS build error

[Chandra158]

Overview

CI build failing in macOS with below error:

Collecting PyYAML==5.4 (from -r requirements-dev.txt (line 43))
  Downloading PyYAML-5.4.tar.gz (174 kB)
     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 174.8/174.8 kB 49.5 MB/s eta 0:00:00
  Installing build dependencies: started
  Installing build dependencies: finished with status 'done'
  Getting requirements to build wheel: started
  Getting requirements to build wheel: finished with status 'error'
py38: exit 1 (5.46 seconds) /Users/runner/work/fuzz-lightyear/fuzz-lightyear> python -I -m pip install -r requirements-dev.txt pid=5[220](https://github.com/Yelp/fuzz-lightyear/actions/runs/8903328820/job/24512457965#step:4:221)
  error: subprocess-exited-with-error
  
  × Getting requirements to build wheel did not run successfully.
  │ exit code: 1
  ╰─> [48 lines of output]
      running egg_info
      writing lib3/PyYAML.egg-info/PKG-INFO
      writing dependency_links to lib3/PyYAML.egg-info/dependency_links.txt
      writing top-level names to lib3/PyYAML.egg-info/top_level.txt
      Traceback (most recent call last):
        File "/Users/runner/work/fuzz-lightyear/fuzz-lightyear/.tox/py38/lib/python3.8/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 353, in <module>
          main()
...
...
        File "/private/var/folders/3m/p59k4qdj0f17st0gn2cmj3640000gn/T/pip-build-env-1z7spaek/overlay/lib/python3.8/site-packages/setuptools/_distutils/cmd.py", line 107, in __getattr__
          raise AttributeError(attr)
      AttributeError: cython_sources
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
error: subprocess-exited-with-error

× Getting requirements to build wheel did not run successfully.
│ exit code: 1
╰─> See above for output.

• Upgraded PyYaml and required dependency
• CI build and existing test success