Remove instances of double mutability

[3flex]

No description provided.

[github-actions]

	Warnings
⚠️	It looks like this PR contains functional changes without a corresponding test.

Generated by 🚫 dangerJS against c7ff8b1

[codecov]

Codecov Report

Merging #5899 (c7ff8b1) into main (f02e12f) will decrease coverage by 0.03%.
The diff coverage is 71.42%.

@@             Coverage Diff              @@
##               main    #5899      +/-   ##
============================================
- Coverage     84.59%   84.56%   -0.03%     
+ Complexity     3784     3782       -2     
============================================
  Files           546      546              
  Lines         12943    12933      -10     
  Branches       2273     2271       -2     
============================================
- Hits          10949    10937      -12     
- Misses          861      863       +2     
  Partials       1133     1133              

Impacted Files	Coverage Δ
...github/detekt/tooling/dsl/ExtensionsSpecBuilder.kt	87.50% <0.00%> (-7.96%)	⬇️
...b/arturbosch/detekt/rules/complexity/LargeClass.kt	93.93% <100.00%> (-0.94%)	⬇️
...b/arturbosch/detekt/rules/complexity/LongMethod.kt	91.11% <100.00%> (-1.05%)	⬇️
...tlab/arturbosch/detekt/rules/bugs/LateinitUsage.kt	92.59% <100.00%> (ø)
...rbosch/detekt/rules/performance/CouldBeSequence.kt	87.50% <100.00%> (ø)

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.