chore: bump package release metadata

[Copilot]

Checklist

• Use the owner account that submitted registrar_reserve to sign the project information, and fill in the signature.

• After each update of the project information, please sign the latest data and submit the signature.

• Add a description for your pr, the description includes the original data.

• Fill up the signature of the original data, signature account to Signature Auto check.

• Problem

  • Release metadata was behind the current docs state.
  • The repo includes the EVM verification guide, but the published version/changelog did not reflect that release.

• Changes

  • Release metadata
    • Bump package.json version from 2.2.2 to 2.2.3.
  • Changelog
    • Add a 2.2.3 entry to README.md for the new /docs/evm.md guide.

• Snippet

  {
    "version": "2.2.3"
  }

Signature Auto check

Para ID Owner & Signature Account:
<REPLACE THE OWNER>

Data that needs to be signed:
README.md, package.json

Signature Hash: <REPLACE THE SIGNATURE>