Merge pull request #134 from ajna-finance/informational-fixes

delete unused error

Author: EdNoepel

src/grants/interfaces/IGrantFundErrors.sol

@@ -12,11 +12,6 @@ interface IGrantFundErrors {
     /*** Errors ***/
     /**************/
 
-    /**
-     * @notice Voter has already voted on a proposal in the screening stage in a quarter.
-     */
-    error AlreadyVoted();
-
     /**
      * @notice User attempted to start a new distribution or claim delegation rewards before the distribution period ended.
      */