test: legacyP2P

[tac0turtle]

Description

test using legacy P2P to solve new issues

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Author Checklist

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• confirmed the correct type prefix in the PR title
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• manually tested (if applicable)

[alexanderbez]

LGTM. @AmauryM can you test again with these changes?

[kaustubhkapatral]

Using the config file generated from this branch fixes the network stall mentioned in this issue after a software upgrade. #12041

[tac0turtle]

closing this. I think with the coordination with Tendermint is sufficient enough now