This pull request introduces several updates to the Xion testnet configurations, including renaming files, updating chain names, versioning changes, and enhancements to asset and chain metadata. The changes are primarily focused on maintaining consistency across testnet configurations and updating to newer versions of binaries and dependencies.

Renaming and Chain Name Updates:

• Renamed files and updated chain_name from xiontestnet to xiontestnet1 in multiple files, including assetlist.json, chain.json, and versions.json for the Xion testnet. This affects axelartestnet, injectivetestnet, nobletestnet, and osmosistestnet IBC configurations. [1] [2] [3] [4] [5] [6] [7]

Versioning and Binary Updates:

• Updated tag, recommended_version, and binary URLs to reflect version v19.0.2 in xion/chain.json and xion/versions.json. [1] [2] [3]
• Added version v20.0.0 with corresponding binaries and metadata to testnets/xiontestnet2/versions.json.

Metadata Enhancements:

• Added coingecko_id for an asset in testnets/xiontestnet2/assetlist.json.
• Updated provider fields to include emoji enhancements for readability in testnets/xiontestnet2/chain.json. [1] [2] [3]
• Updated the genesis section to include a new name field in testnets/xiontestnet2/chain.json.

Dependency Updates:

• Updated Cosmos SDK version to v0.53.3 and CometBFT version to v0.38.17 for v20.0.0 in testnets/xiontestnet2/versions.json.
• Added CosmWasm v0.54.0 support for v20.0.0 in testnets/xiontestnet2/versions.json.

These updates ensure that the Xion testnet configurations are up-to-date and consistent with the latest standards and versions.