Fix translations if zero entities have been found

[dmitryuk]

• Visit auditor viewer
• Select some entity
• Use filter to get 0 entities found

Expected result - no entities page
Fact results - 500 page

An exception has been thrown during the rendering of a template ("Unable to choose a translation for "{1} %formatted_count% событие|[2,4] %formatted_count% события|]4,Inf[ %formatted_count% событий" with locale "ru" for value "0". Double check that this translation has the correct plural options (e.g. "There is one apple|There are %count% apples").") in @DHAuditor/Audit/entity_stream.html.twig at line 25.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.35%. Comparing base (6cb6c01) to head (ce249f1).
⚠️ Report is 107 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #605      +/-   ##
==========================================
- Coverage   93.11%   85.35%   -7.76%     
==========================================
  Files          15       15              
  Lines         334      642     +308     
==========================================
+ Hits          311      548     +237     
- Misses         23       94      +71     

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