Upd. PHPUnit. testIsAllowMessage/User refactored

[alexandergull]

https://doboard.com/1/task/28219

[codecov]

Codecov Report

❌ Patch coverage is 50.00000% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 14.65%. Comparing base (4200199) to head (df5576e).
⚠️ Report is 4 commits behind head on dev.

Files with missing lines	Patch %	Lines
lib/Cleantalk/Antispam/Cleantalk.php	50.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##                dev     #694      +/-   ##
============================================
- Coverage     15.12%   14.65%   -0.47%     
+ Complexity     5320     5319       -1     
============================================
  Files           257      257              
  Lines         24051    24043       -8     
============================================
- Hits           3637     3524     -113     
- Misses        20414    20519     +105     

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