feat: added faucet address in faucetInfo

[impelcrypto]

• feat: added faucet's hotwallet address in GET: /:network/drip
  • to avoid hardcoding in the portal https://github.com/AstarNetwork/astar-apps/blob/3d99ddf4a5a344c17d484079d90426f75fef310d/src/config/wallets.ts#L192

[github-actions[bot]]

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