Topic fixes

[alex268]

Fixes #389

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.

Project coverage is 58.76%. Comparing base (f4a525f) to head (e314dad).

Files with missing lines	Patch %	Lines
...in/java/tech/ydb/topic/impl/GrpcStreamRetrier.java	0.00%	3 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #393      +/-   ##
============================================
- Coverage     58.78%   58.76%   -0.02%     
- Complexity     2170     2173       +3     
============================================
  Files           320      320              
  Lines         12931    12934       +3     
  Branches       1267     1267              
============================================
  Hits           7601     7601              
- Misses         4716     4719       +3     
  Partials        614      614              

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