Fix serialVersionUID false positive in UnderscoresInNumericLiteral

[schalkms]

This fixes the cases where a serialVersionUID

1. has either a negative number
2. is inside a companion object
3. or both

Closes #2686

[codecov]

Codecov Report

Merging #2687 into master will increase coverage by 0.00%.
The diff coverage is 71.42%.

@@            Coverage Diff            @@
##             master    #2687   +/-   ##
=========================================
  Coverage     79.50%   79.50%           
- Complexity     2293     2301    +8     
=========================================
  Files           380      380           
  Lines          6781     6788    +7     
  Branches       1229     1233    +4     
=========================================
+ Hits           5391     5397    +6     
  Misses          774      774           
- Partials        616      617    +1     

Impacted Files	Coverage Δ	Complexity Δ
...detekt/rules/style/UnderscoresInNumericLiterals.kt	82.14% <71.42%> (-1.20%)	20.00 <9.00> (+8.00)	⬇️
...bosch/detekt/rules/complexity/LongParameterList.kt	87.80% <0.00%> (+0.96%)	23.00% <0.00%> (ø%)

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