updated avalanche copy (#5483)

* assets

* mostly types

* avax colors

* avax native currency

* added proxy url and contract addys

* bump swaps for avax support

* added remote config defaults

* added avax gas getter

* rename swap registry import

* overwrote vals to avax

* L + ratio + i see beauty in things you wouldnt begin to ponder

* added remote config

* avax imports/gas estimations

* deleted some unused shit

* avax nft support

* types

* added bips

* added avax to default config

* dark mode avax

* updated param from base to avalanche

* avax -> avalanche

* cleanup

* added assets to xcode

* fixed gas button network weirdness & avalanche copy

* update avax copy

---------

Co-authored-by: skylarbarrera <[email protected]>

src/languages/en_US.json

@@ -794,7 +794,7 @@
  "title": "What's Base"
  },
  "avalanche": {
- "text": "Avalanche is a Layer 2 network that runs on top of Ethereum, enabling cheaper and faster transactions while still benefiting from the underlying security of Ethereum.\n\nIt bundles lots of transactions together in a \"roll up\" before sending them down to live permanently on Ethereum.",
+ "text": "Avalanche is a sidechain, a distinct network that runs alongside Ethereum and is compatible with it.\n\nIt allows for cheaper and faster transactions, but unlike Layer 2 networks, Avalanche has its own security and consensus mechanisms that differ from Ethereum.",
  "title": "What's Avalanche"
  },
  "blast": {