Fix false positives for UnnecessaryFilter

[t-kameyama]

Fixes #3541

[codecov]

Codecov Report

Merging #3695 (5c9c3c0) into main (20bc74c) will decrease coverage by 0.00%.
The diff coverage is 82.60%.

@@             Coverage Diff              @@
##               main    #3695      +/-   ##
============================================
- Coverage     78.04%   78.04%   -0.01%     
  Complexity     2883     2883              
============================================
  Files           473      473              
  Lines          9302     9300       -2     
  Branches       1767     1767              
============================================
- Hits           7260     7258       -2     
  Misses         1078     1078              
  Partials        964      964              

Impacted Files	Coverage Δ	Complexity Δ
...arturbosch/detekt/rules/style/UnnecessaryFilter.kt	78.78% <82.60%> (-1.22%)	14.00 <7.00> (ø)

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[cortinico]

Can you add a test case similar to the original case reported here #3541 (comment) ?