CLN: Remove ignore_axis_order from CRS.is_exact_same as it was added by accident

[snowman2]

• Fully documented, including history.rst for all changes and api/*.rst for new API

Not going to deprecate this one as is should never have been there and isn't in the docstrings.

[codecov]

Codecov Report

Merging #904 (db5a8cd) into master (bac9508) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master     #904   +/-   ##
=======================================
  Coverage   95.37%   95.37%           
=======================================
  Files          21       21           
  Lines        1729     1729           
=======================================
  Hits         1649     1649           
  Misses         80       80           

Impacted Files	Coverage Δ
pyproj/crs/crs.py	97.74% <100.00%> (ø)

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