fix: improve switch syntax

[max8899]

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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 60.44%. Comparing base (7381d59) to head (d5b0e9c).

Files with missing lines	Patch %	Lines
pkg/controller/configuration/envfrom_utils.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8952      +/-   ##
==========================================
+ Coverage   60.25%   60.44%   +0.19%     
==========================================
  Files         389      389              
  Lines       47101    47101              
==========================================
+ Hits        28379    28471      +92     
+ Misses      15999    15914      -85     
+ Partials     2723     2716       -7     

Flag	Coverage Δ
unittests	60.44% <0.00%> (+0.19%)	⬆️

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