fix: removed unnecessary declaration in src/sdk/mini_cluster_bm.cc

[frazie]

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)
  fix: Remove unnecessary declaration in src/sdk/mini_cluster_bm.cc #1988

• What is the current behavior? (You can also link to an open issue here)

• What is the new behavior (if this is a feature change)?

[github-actions]

Linux Test Report

       54 files       196 suites   52m 41s ⏱️
  8 993 tests   8 989 ✔️ 4 💤 0 ❌
13 239 runs  13 235 ✔️ 4 💤 0 ❌

Results for commit 7d90fd5.

[codecov]

Codecov Report

Merging #2034 (7d90fd5) into main (af0272c) will increase coverage by 0.01%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##               main    #2034      +/-   ##
============================================
+ Coverage     75.57%   75.58%   +0.01%     
  Complexity      347      347              
============================================
  Files           609      609              
  Lines        116409   116409              
  Branches       1015     1015              
============================================
+ Hits          87974    87990      +16     
+ Misses        28226    28210      -16     
  Partials        209      209              

Impacted Files	Coverage Δ
src/zk/dist_lock.cc	81.81% <0.00%> (-1.52%)	⬇️
src/catalog/tablet_catalog.cc	70.77% <0.00%> (-0.81%)	⬇️
src/tablet/tablet_impl.cc	59.25% <0.00%> (-0.20%)	⬇️
hybridse/src/codec/fe_row_codec.cc	78.33% <0.00%> (-0.16%)	⬇️
hybridse/src/vm/runner.cc	67.73% <0.00%> (-0.04%)	⬇️
src/nameserver/name_server_impl.cc	42.79% <0.00%> (+0.06%)	⬆️
src/client/tablet_client.cc	55.43% <0.00%> (+0.11%)	⬆️
src/client/ns_client.cc	46.94% <0.00%> (+0.14%)	⬆️
src/catalog/client_manager.cc	42.49% <0.00%> (+0.28%)	⬆️
src/sdk/db_sdk.cc	63.45% <0.00%> (+0.44%)	⬆️
... and 4 more

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[github-actions]

SDK Test Report

  75 files    75 suites   8m 18s ⏱️
163 tests 161 ✔️ 2 💤 0 ❌
204 runs  202 ✔️ 2 💤 0 ❌

Results for commit 7d90fd5.