Change the auth of rescueFunds to the issuer's xAccount/Recovery account

[hackfisher]

contracts/helix-contract/contracts/xtoken/v3/templates/GuardV3.sol

Lines 134 to 146 in 43f726e

	function rescueFunds(
	address _token,
	address _recipient,
	uint256 _amount,
	bytes[] calldata _signatures
	) external {
	verifyGuardSignatures(msg.sig, abi.encode(_token, _recipient, _amount), _signatures);
	if (_token == address(0)) {
	payable(_recipient).transfer(_amount);
	} else {
	IERC20(_token).transfer(_recipient, _amount);
	}
	}