chore: use the FQDN of source replica to dump data

[leon-inf]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 60.46%. Comparing base (c206d0e) to head (6c8a3d1).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
pkg/controller/component/replicas.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8568      +/-   ##
==========================================
+ Coverage   60.04%   60.46%   +0.41%     
==========================================
  Files         376      376              
  Lines       45858    45858              
==========================================
+ Hits        27535    27726     +191     
+ Misses      15739    15545     -194     
- Partials     2584     2587       +3     

Flag	Coverage Δ
unittests	60.46% <0.00%> (+0.41%)	⬆️

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[leon-inf]

/approve

[leon-inf]

/cherry-pick release-1.0-beta

[github-actions]

🤖 says: cherry pick action finished successfully 🎉!
See: https://github.com/apecloud/kubeblocks/actions/runs/12138149617