False positive for unused imports #4815

[themkat]

Handle all kdoc sections in UnusedImports, not just the first one. The KDoc method getDefaultSection only gets the first section of the KDoc (text before an empty line). This fix now checks all sections/paragraphs of a KDoc instead.

Fixes #4815

[codecov]

Codecov Report

Merging #4818 (5fc74c4) into main (d0d34c1) will increase coverage by 0.01%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##               main    #4818      +/-   ##
============================================
+ Coverage     84.71%   84.73%   +0.01%     
  Complexity     3431     3431              
============================================
  Files           491      491              
  Lines         11267    11267              
  Branches       2075     2073       -2     
============================================
+ Hits           9545     9547       +2     
  Misses          673      673              
+ Partials       1049     1047       -2     

Impacted Files	Coverage Δ
...lab/arturbosch/detekt/rules/style/UnusedImports.kt	89.87% <100.00%> (+2.53%)	⬆️

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