Add config for wallet connect verify code (#16)

Part of [Service provider auctions for web deployments](https://www.notion.so/Service-provider-auctions-for-web-deployments-104a6b22d47280dbad51d28aa3a91d75)

Reviewed-on: cerc-io/laconic-wallet-web#16
Co-authored-by: Nabarun <nabarun@deepstacksoft.com>
Co-committed-by: Nabarun <nabarun@deepstacksoft.com>

stack/stack-orchestrator/stack/laconic-wallet-web/README.md

@@ -51,6 +51,9 @@ Instructions for running the `laconic-wallet-web` using [laconic-so](https://git
 
   # Optional
 
+  # WalletConnect code for hostname verification
+  WALLET_CONNECT_VERIFY_CODE=
+
   # Default gas price for txs (default: 0.025)
   CERC_DEFAULT_GAS_PRICE=