Add support for fx.zfull

[rbeucher]

Add support for fx.zull using one off generated file.

will fix #212

[codecov]

Codecov Report

❌ Patch coverage is 27.27273% with 8 lines in your changes missing coverage. Please review.
✅ Project coverage is 47.63%. Comparing base (7549b46) to head (dc18f9f).

Files with missing lines	Patch %	Lines
src/access_moppy/derivations/calc_atmos.py	27.27%	8 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #220      +/-   ##
==========================================
+ Coverage   47.47%   47.63%   +0.16%     
==========================================
  Files          22       22              
  Lines        4183     4194      +11     
==========================================
+ Hits         1986     1998      +12     
+ Misses       2197     2196       -1     

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