Requirement Parsing Fixes

[Eric-Vin]

Description

Fixes Issue #296

Issue Link

#296

Checklist

• I have tested the changes locally via pytest and/or other means
• I have added or updated relevant documentation
• I have autoformatted the code with black and isort
• I have added test cases (if applicable)

Additional Notes

N/A

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.29%. Comparing base (5f134ad) to head (e84f3e0).
Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #299      +/-   ##
==========================================
- Coverage   91.36%   91.29%   -0.08%     
==========================================
  Files          54       54              
  Lines       13537    13528       -9     
==========================================
- Hits        12368    12350      -18     
- Misses       1169     1178       +9     

Files	Coverage Δ
src/scenic/syntax/compiler.py	98.47% <100.00%> (-0.01%)	⬇️

... and 6 files with indirect coverage changes

[dfremont]

Looks great! If you can double-check this fixes the example in #296, please go ahead and merge.