SwallowedException: fix false positive when exception is used as a receiver

[t-kameyama]

Fixes #7281

[codecov]

Codecov Report

Attention: Patch coverage is 75.00000% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 84.77%. Comparing base (633d458) to head (b3715f9).
Report is 1 commits behind head on main.

Files	Patch %	Lines
...osch/detekt/rules/exceptions/SwallowedException.kt	75.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #7288      +/-   ##
============================================
- Coverage     84.77%   84.77%   -0.01%     
+ Complexity     3990     3989       -1     
============================================
  Files           578      578              
  Lines         12027    12026       -1     
  Branches       2478     2477       -1     
============================================
- Hits          10196    10195       -1     
  Misses          606      606              
  Partials       1225     1225              

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[detekt-ci]

	Warnings
⚠️	This PR is approved with no milestone set. If merged, it won't appear in the detekt release notes.

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