Fix EnvironmentKeyTransformModifier implementation

[Kyle-Ye]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 6 lines in your changes missing coverage. Please review.
✅ Project coverage is 23.99%. Comparing base (cef2329) to head (6e2a2b6).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
.../Environment/EnvironmentKeyTransformModifier.swift	0.00%	6 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #533      +/-   ##
==========================================
- Coverage   24.00%   23.99%   -0.01%     
==========================================
  Files         506      506              
  Lines       28983    28985       +2     
==========================================
- Hits         6957     6956       -1     
- Misses      22026    22029       +3     

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