Merge #795: Remove outdated information about peg-in address creation…

… pre-HD

e2a5d8a Remove outdated information about peg-in address creation pre-HD (Gregory Sanders)

Pull request description:

  resolves #794

Tree-SHA512: e7d94779f9cc7a41b1300c977b4f6dc125cb7b00abdf85b77f99fdeaeabe0ca463105aaaeb56ba8ad2f6cd799e0d813d8f84136e307d240a9c04251aacb5a4ba

src/wallet/rpcwallet.cpp

@@ -4970,8 +4970,7 @@ UniValue getpeginaddress(const JSONRPCRequest& request)
         throw std::runtime_error(
             RPCHelpMan{"getpeginaddress",
                 "\nReturns information needed for claimpegin to move coins to the sidechain.\n"
-                "The user should send coins from their Bitcoin wallet to the mainchain_address returned.\n"
-                "IMPORTANT: Like getaddress, getpeginaddress adds new secrets to wallet.dat, necessitating backup on a regular basis.\n",
+                "The user should send coins from their Bitcoin wallet to the mainchain_address returned.\n",
                 {},
                 RPCResult{
             "\"mainchain_address\"           (string) Mainchain Bitcoin deposit address to send bitcoin to\n"