remove the 0.3.0 foundery note since its forge 1.4.4-stable is workin…

[devdotbo]

remove the 0.3.0 foundry note since forge 1.4.4-stable is working with celo testnet

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Note

Updates README to replace the Celo Sepolia Foundry 0.3.0 note with generic foundryup install steps and fixes the Android app link bullet formatting.

• Docs (README.md):
  • Replace Celo Sepolia troubleshooting note about Foundry 0.3.0 with generic installation steps using foundryup.
  • Fix formatting of the Android app link bullet in the "Self App" section.

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