Fix storage memory leak caused by runtime.SetFinalizer

[congqixia]

Fix #15098
Related #14747 #13934

/kind bug
/cc @godchen0212

Signed-off-by: Congqi Xia [email protected]

[sre-ci-robot]

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[godchen0212]

/lgtm

[codecov]

Codecov Report

Merging #15100 (963ce00) into master (45f1f97) will increase coverage by 0.07%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #15100      +/-   ##
==========================================
+ Coverage   80.05%   80.12%   +0.07%     
==========================================
  Files         443      443              
  Lines       60997    60946      -51     
==========================================
+ Hits        48832    48834       +2     
+ Misses       9827     9783      -44     
+ Partials     2338     2329       -9     

Impacted Files	Coverage Δ
internal/storage/binlog_reader.go	93.47% <ø> (-0.53%)	⬇️
internal/storage/binlog_writer.go	85.43% <ø> (+6.15%)	⬆️
internal/storage/event_reader.go	100.00% <ø> (ø)
internal/storage/event_writer.go	82.49% <ø> (+8.19%)	⬆️
...nternal/util/rocksmq/client/rocksmq/client_impl.go	75.63% <0.00%> (-1.69%)	⬇️
internal/datacoord/segment_manager.go	81.78% <0.00%> (-1.04%)	⬇️
internal/datacoord/meta.go	88.09% <0.00%> (-0.15%)	⬇️
internal/msgstream/mq_msgstream.go	75.54% <0.00%> (+0.77%)	⬆️
internal/indexcoord/priority_queue.go	84.15% <0.00%> (+0.99%)	⬆️
... and 1 more