fix: utilize p2p.ExternalAddress properly for dialing

[zivkovicmilos]

Description

This PR fixes a bug with the Transport bind address, where the bound address was taking in a wrong param, as part of an oversight.

It also adds context on the newly introduced checks.

[Gno2D2]

🛠 PR Checks Summary

🔴 Must not contain the "don't merge" label

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🔴 Must not contain the "don't merge" label

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Must not contain the "don't merge" label

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[codecov]

Codecov Report

Attention: Patch coverage is 70.00000% with 21 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
tm2/pkg/bft/node/node.go	44.44%	12 Missing and 3 partials ⚠️
tm2/pkg/p2p/transport.go	54.54%	3 Missing and 2 partials ⚠️
tm2/pkg/internal/p2p/p2p.go	85.71%	1 Missing ⚠️

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[zivkovicmilos]

Waiting on fix confirmation by @sw360cab and @mazzy89 before moving forward with the PR 🫡