Remove StationSourceEnum

[dgboss]

Remove StationSourceEnum and make sure all WFWX API calls are mocked for unit tests.

Test Links:

Landing Page
MoreCast
Percentile Calculator
C-Haines
FireBat
FireBat bookmark
Auto Spatial Advisory (ASA)
HFI Calculator

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[codecov]

Codecov Report

Attention: Patch coverage is 90.62500% with 3 lines in your changes missing coverage. Please review.

Project coverage is 79.99%. Comparing base (4d69df4) to head (43d3a82).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
api/app/jobs/noaa.py	40.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4040      +/-   ##
==========================================
- Coverage   80.05%   79.99%   -0.06%     
==========================================
  Files         303      303              
  Lines       11564    11554      -10     
  Branches      549      549              
==========================================
- Hits         9257     9243      -14     
- Misses       2122     2126       +4     
  Partials      185      185              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.