Update network versions on README (#3095)

Automated version updates:
  - Fuel Ignition: 0.46.0
  - Testnet: 0.46.0
  - Devnet: 0.46.0

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: Green Baneling <XgreenX9999@gmail.com>

github-actions[bot] committed 11mo ago

07eab2cfbdf5643412458008d0799c3b3e48a2ae

Parent: dcc958e

Committed by GitHub <noreply@github.com> on 9/14/2025, 10:26:08 PM