ENH: Added parameter output_axis_rule to CRS.to_wkt

[jjimenezshaw]

This PR adds the parameter output_axis_rule to the method CRS.to_wkt, as documented in https://proj.org/development/reference/functions.html#c.proj_as_wkt

YES is mapped to True,
NO to False,
and AUTO to None (default).

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

[codecov]

Codecov Report

Merging #1287 (3180e72) into main (3d0fb75) will not change coverage.
The diff coverage is 100.00%.

❗ Current head 3180e72 differs from pull request most recent head 2893be4. Consider uploading reports for the commit 2893be4 to get more accurate results

@@           Coverage Diff           @@
##             main    #1287   +/-   ##
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  Coverage   96.41%   96.41%           
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  Files          20       20           
  Lines        1812     1812           
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  Hits         1747     1747           
  Misses         65       65           

Impacted Files	Coverage Δ
pyproj/crs/crs.py	98.08% <100.00%> (ø)

[snowman2]

Thanks @jjimenezshaw 👍