Backport release/v6.3: bugfix: make router load addresses from peerdb

[seidroid]

Backport of #2941 to release/v6.3.

[github-actions]

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Build	Format	Lint	Breaking	Updated (UTC)
✅ passed	✅ passed	✅ passed	✅ passed	Feb 20, 2026, 9:53 PM

[codecov]

Codecov Report

❌ Patch coverage is 45.45455% with 12 lines in your changes missing coverage. Please review.
✅ Project coverage is 43.42%. Comparing base (51bd9a6) to head (1860d02).
⚠️ Report is 1 commits behind head on release/v6.3.

Files with missing lines	Patch %	Lines
sei-tendermint/libs/utils/testonly.go	0.00%	10 Missing ⚠️
sei-tendermint/internal/p2p/router.go	80.00%	1 Missing and 1 partial ⚠️

❌ Your patch status has failed because the patch coverage (45.45%) is below the target coverage (70.00%). You can increase the patch coverage or adjust the target coverage.
❌ Your project status has failed because the head coverage (38.45%) is below the target coverage (40.00%). You can increase the head coverage or adjust the target coverage.

Additional details and impacted files

@@               Coverage Diff                @@
##           release/v6.3    #2944      +/-   ##
================================================
- Coverage         43.45%   43.42%   -0.03%     
================================================
  Files              1866     1866              
  Lines            155361   155379      +18     
================================================
- Hits              67511    67481      -30     
- Misses            81814    81850      +36     
- Partials           6036     6048      +12     

Flag	Coverage Δ
sei-chain	42.55% <ø> (+0.02%)	⬆️
sei-cosmos	38.21% <ø> (+<0.01%)	⬆️
sei-db	45.13% <ø> (-0.15%)	⬇️
sei-ibc-go	55.96% <ø> (ø)
sei-tendermint	47.48% <45.45%> (-0.11%)	⬇️
sei-wasmd	41.54% <ø> (-0.02%)	⬇️
sei-wasmvm	39.88% <ø> (ø)

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

Files with missing lines	Coverage Δ
sei-tendermint/internal/p2p/routeroptions.go	86.66% <100.00%> (+0.62%)	⬆️
sei-tendermint/internal/p2p/router.go	73.80% <80.00%> (+0.77%)	⬆️
sei-tendermint/libs/utils/testonly.go	6.86% <0.00%> (-0.75%)	⬇️

... and 20 files with indirect coverage changes

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