Fix is proposer check

The block parameter was broken and not supplied.

Author: jannikluhn

rolling-shutter/keyperimpl/gnosis/database/gnosiskeyper.sqlc.gen.go

@@ -91,7 +91,7 @@ INSERT INTO validator_registrations (
 
 -- name: IsValidatorRegistered :one
 SELECT is_registration FROM validator_registrations
-WHERE validator_index = $1 AND block_number < $1
+WHERE validator_index = $1 AND block_number < $2
 ORDER BY block_number DESC, tx_index DESC, log_index DESC
 LIMIT 1;
 

rolling-shutter/keyperimpl/gnosis/database/sql/queries/gnosiskeyper.sql

@@ -128,7 +128,10 @@ func (kpr *Keyper) isProposerRegistered(ctx context.Context, slot uint64) (bool,
 	}
 
 	db := gnosisdatabase.New(kpr.dbpool)
-	isRegistered, err := db.IsValidatorRegistered(ctx, int64(proposerDuty.ValidatorIndex))
+	isRegistered, err := db.IsValidatorRegistered(ctx, gnosisdatabase.IsValidatorRegisteredParams{
+		ValidatorIndex: int64(proposerDuty.ValidatorIndex),
+		BlockNumber:    int64(block),
+	})
 	if err == pgx.ErrNoRows {
 		return false, nil
 	}