Copyright as code

[kentr0w]

What's done:

• Fixed bug
• Added test
• Added comment
• closes Copyright added from default config causes COMMENTED_OUT_CODE trigger #738

[codecov]

Codecov Report

Merging #740 (ce74f67) into master (3293e8d) will decrease coverage by 0.02%.
The diff coverage is 71.42%.

@@             Coverage Diff              @@
##             master     #740      +/-   ##
============================================
- Coverage     79.96%   79.94%   -0.03%     
- Complexity     1967     1971       +4     
============================================
  Files            94       94              
  Lines          5066     5075       +9     
  Branches       1623     1627       +4     
============================================
+ Hits           4051     4057       +6     
  Misses          241      241              
- Partials        774      777       +3     

Flag	Coverage Δ	Complexity Δ
unittests	79.94% <71.42%> (-0.03%)	0.00 <11.00> (ø)

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Impacted Files	Coverage Δ	Complexity Δ
...tlin/org/cqfn/diktat/ruleset/constants/Warnings.kt	97.79% <ø> (ø)	12.00 <0.00> (ø)
...at/ruleset/rules/chapter2/comments/CommentsRule.kt	90.76% <71.42%> (-3.88%)	26.00 <11.00> (+4.00)	⬇️

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[petertrr]

Maybe, try to avoid false positives by possibly creating false negatives? For example, don't try to parse comment if it doesn't contain = or {} or some other special symbols that don't usually occur in plain text

[petertrr]

Also please set isCopyrightMandatory in default config to false