add http api for reconcile leader in case of imbalanced leadership distribution

[Besroy]

wait until eBay/HomeStore#797 merged.

[codecov-commenter]

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Codecov Report

❌ Patch coverage is 0% with 26 lines in your changes missing coverage. Please review.
✅ Project coverage is 60.35%. Comparing base (1746bcc) to head (f553924).
⚠️ Report is 168 commits behind head on main.

Files with missing lines	Patch %	Lines
src/lib/homestore_backend/hs_homeobject.cpp	0.00%	19 Missing ⚠️
src/lib/homestore_backend/hs_http_manager.cpp	0.00%	6 Missing ⚠️
src/lib/homestore_backend/hs_pg_manager.cpp	0.00%	1 Missing ⚠️
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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #341      +/-   ##
==========================================
- Coverage   63.15%   60.35%   -2.81%     
==========================================
  Files          32       35       +3     
  Lines        1900     4275    +2375     
  Branches      204      515     +311     
==========================================
+ Hits         1200     2580    +1380     
- Misses        600     1426     +826     
- Partials      100      269     +169     

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