staking: remove unused pragma

abarmat · abarmat · commit f1fa4809134a · 2021-03-29T17:24:51.000-03:00
diff --git a/contracts/staking/IStakingData.sol b/contracts/staking/IStakingData.sol
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MIT
 
 pragma solidity >=0.6.12 <0.8.0;
-pragma experimental ABIEncoderV2;
 
 interface IStakingData {
     /**
