fix(sub level): insert sub level into correct pos in HummockVersion

[soundOfDestiny]

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as title

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Release note

[codecov]

Codecov Report

Merging #9600 (39a0063) into main (cb922ea) will increase coverage by 0.00%.
The diff coverage is 81.96%.

@@           Coverage Diff           @@
##             main    #9600   +/-   ##
=======================================
  Coverage   70.89%   70.89%           
=======================================
  Files        1238     1238           
  Lines      207520   207540   +20     
=======================================
+ Hits       147125   147140   +15     
- Misses      60395    60400    +5     

Flag	Coverage Δ
rust	70.89% <81.96%> (+<0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...ck_sdk/src/compaction_group/hummock_version_ext.rs	90.86% <81.35%> (-0.39%)	⬇️
src/meta/src/hummock/manager/mod.rs	71.77% <100.00%> (+0.01%)	⬆️

... and 2 files with indirect coverage changes

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[wenym1]

Rest LGTM

[wenym1]

Rest LGTM. Thanks for the PR.

[wenym1]

Does this operation happen very frequently? If not I think we can also enable the assertion.

[soundOfDestiny]

Does this operation happen very frequently? If not I think we can also enable the assertion.

cc @Little-Wallace

[Li0k]

I think it is infrequent, the granularity of move table is minute level

[Li0k]

Thanks for the effort