chore: adding default impl for get topics method

[kotharironak]

No description provided.

[codecov]

Codecov Report

Merging #14 into main will decrease coverage by 0.63%.
The diff coverage is 0.00%.

@@             Coverage Diff              @@
##               main      #14      +/-   ##
============================================
- Coverage     38.65%   38.01%   -0.64%     
  Complexity       33       33              
============================================
  Files            11       11              
  Lines           238      242       +4     
  Branches         21       23       +2     
============================================
  Hits             92       92              
- Misses          141      145       +4     
  Partials          5        5              

Impacted Files	Coverage Δ	Complexity Δ
...e/core/kafkastreams/framework/KafkaStreamsApp.java	1.16% <0.00%> (-0.06%)	1.00 <0.00> (ø)

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