feat: initial automatic relaying doc

[ffe9f8]

• Add docs on automatic message relaying based off of Axelarons Amplifier relayer doc
• Change old "Relay messages with Amplifier" doc to "Manually relay messages through Amplifier" and add redirect
• Create new "Relay Messages" section with automatic and manual relaying docs

Initial docs only, will be expanded upon.

Preview: https://axelar-docs-git-marty-automatic-relaying-axelar-network.vercel.app/dev/amplifier/chain-integration/relay-messages/automatic/

[vercel[bot]]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
axelar-docs	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Sep 20, 2024 3:22pm