Avoid sending Compact request when LazyFS is enabled

[serathius]

For #18144

cc @siyuanfoundation

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 68.57143% with 11 lines in your changes missing coverage. Please review.

Project coverage is 68.86%. Comparing base (15f9a59) to head (abd66da).
Report is 2 commits behind head on main.

❗ Current head abd66da differs from pull request most recent head 42f8fd1

Please upload reports for the commit 42f8fd1 to get more accurate results.

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Additional details and impacted files

Files	Coverage Δ
server/storage/mvcc/revision.go	91.48% <80.00%> (-3.39%)	⬇️
etcdutl/snapshot/v3_snapshot.go	57.43% <64.00%> (+8.53%)	⬆️

... and 20 files with indirect coverage changes

@@            Coverage Diff             @@
##             main   #18181      +/-   ##
==========================================
+ Coverage   68.75%   68.86%   +0.10%     
==========================================
  Files         416      416              
  Lines       35128    35151      +23     
==========================================
+ Hits        24152    24206      +54     
+ Misses       9569     9536      -33     
- Partials     1407     1409       +2     

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[serathius]

cc @fuweid @MadhavJivrajani

[MadhavJivrajani]

LGTM
Thank you!