Exposes and simplifies derivative of saturation specific humidity w.r.t. temperature

[tapios]

• Provides simpler methods for d(q_sat)/dT
• Exports derivative functions
• Adapts saturation adjustment algorithms to simpler functions.
• Add a new, functional total_enthalpy method
• Bumps patch release version

[codecov]

Codecov Report

❌ Patch coverage is 96.00000% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 87.30%. Comparing base (f0087d7) to head (b04a5df).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
src/depr_phase_partition_methods.jl	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #303      +/-   ##
==========================================
+ Coverage   86.64%   87.30%   +0.66%     
==========================================
  Files          22       22              
  Lines        1138     1150      +12     
==========================================
+ Hits          986     1004      +18     
+ Misses        152      146       -6     

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[kmdeck]

thank you!