add lachain and latestnet to chains

[haycarlitos]

Description

Build from LATAM
add lachain and latestnet to chains.

Additional Information

• I read the contributing docs (if this is your first contribution)

Your ENS/address: diosplan.eth

[changeset-bot]

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Latest commit: 31515c3

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

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