fix(): reuse correct replication slot

[le-vlad]

No description provided.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 71 lines in your changes missing coverage. Please review.
✅ Project coverage is 33.75%. Comparing base (aed9dce) to head (8389a2a).
⚠️ Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
internal/migrate/replication.go	0.00%	71 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #25      +/-   ##
==========================================
- Coverage   34.20%   33.75%   -0.45%     
==========================================
  Files          50       50              
  Lines        4921     4986      +65     
==========================================
  Hits         1683     1683              
- Misses       3112     3177      +65     
  Partials      126      126              

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