Added simple handler for topic's internal retryable streams

[alex268]

fixes #370

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 62.50000% with 6 lines in your changes missing coverage. Please review.

Project coverage is 58.39%. Comparing base (bc59ac1) to head (eabb8fb).

Files with missing lines	Patch %	Lines
...in/java/tech/ydb/topic/impl/GrpcStreamRetrier.java	50.00%	2 Missing ⚠️
...n/java/tech/ydb/topic/settings/ReaderSettings.java	60.00%	2 Missing ⚠️
...n/java/tech/ydb/topic/settings/WriterSettings.java	60.00%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #371      +/-   ##
============================================
- Coverage     58.39%   58.39%   -0.01%     
- Complexity     2092     2094       +2     
============================================
  Files           312      312              
  Lines         12610    12623      +13     
  Branches       1246     1247       +1     
============================================
+ Hits           7364     7371       +7     
- Misses         4648     4654       +6     
  Partials        598      598              

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