Add pairing cache for NWM

[SorooshMani-NOAA]

No description provided.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 80.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 64.84%. Comparing base (2656ca7) to head (5006dba).
Report is 87 commits behind head on main.

Files	Patch %	Lines
coupledmodeldriver/configure/forcings/base.py	80.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #151      +/-   ##
==========================================
+ Coverage   64.39%   64.84%   +0.44%     
==========================================
  Files          35       35              
  Lines        3806     3871      +65     
==========================================
+ Hits         2451     2510      +59     
- Misses       1355     1361       +6     

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