_realitioAddress not used

[code423n4]

Handle

gpersoon

Vulnerability details

Impact

The variable _realitioAddress of RCMarket.sol isn't used. The variable realitio seems to used instead.
Two variables with the same purpose is confusing.

Proof of Concept

https://github.com/code-423n4/2021-06-realitycards/blob/main/contracts/RCMarket.sol#L121
IRealitio public realitio;
address public _realitioAddress;

Tools Used

Recommended Mitigation Steps

Remove address public _realitioAddress;

[Splidge]

Fix implemented here