fix(GeoSpatialUtil): accommodate stricter pyshp API

[wpbonelli]

pyshp 3.0.11 got stricter about its arguments: https://github.com/GeospatialPython/pyshp#3011

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 72.5%. Comparing base (556c088) to head (9bd9e66).
⚠️ Report is 167 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2765      +/-   ##
===========================================
+ Coverage     55.5%    72.5%   +17.0%     
===========================================
  Files          644      677      +33     
  Lines       124135   132686    +8551     
===========================================
+ Hits         68947    96262   +27315     
+ Misses       55188    36424   -18764     

Files with missing lines	Coverage Δ
flopy/utils/geospatial_utils.py	91.6% <100.0%> (-1.5%)	⬇️

... and 579 files with indirect coverage changes

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.