refactor: change 1 liner default EPSG to 4326

[tsutterley]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 91.52542% with 5 lines in your changes missing coverage. Please review.

Project coverage is 70.05%. Comparing base (a98e78b) to head (a7d007c).
Report is 4 commits behind head on main.

Files with missing lines	Patch %	Lines
test/test_download_and_read.py	82.35%	3 Missing ⚠️
test/test_atlas_read.py	84.61%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #379      +/-   ##
==========================================
- Coverage   70.15%   70.05%   -0.10%     
==========================================
  Files          42       42              
  Lines       10660    10740      +80     
  Branches     1152     1159       +7     
==========================================
+ Hits         7478     7524      +46     
- Misses       2719     2753      +34     
  Partials      463      463              

Flag	Coverage Δ
unittests	70.05% <91.52%> (-0.10%)	⬇️

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