Docs update request: /for-devs/dev-tools-and-resources/chain-info

[hummusonrails]

The link to the faucets information is pointing to the wrong URL.

What it currently points to:
https://docs.arbitrum.io/for-devs/dev-tools-and-resources/chain-info#faucets

What it should point to:
https://docs.arbitrum.io/stylus/reference/testnet-information#faucets

[pete-vielhaber]

PR 2819 will update