Enable totals calculation in eval for indexer. (#3124)

Enable totals calculation in eval for indexer

Author: tolikzinovyev

ledger/internal/evalindexer.go

@@ -47,10 +47,11 @@ func (eval *BlockEvaluator) ProcessBlockForIndexer(block *bookkeeping.Block) (le
 			fmt.Errorf("ProcessBlockForIndexer() err: %w", err)
 	}
 
-	// here, in the EvalForIndexer, we don't want to call finalValidation(). This would
-	// skip the calculation of the account totals in the state delta, which is a serious
-	// issue if it were to be used by algod, but it's perfectly fine for the indexer since
-	// it doesn't track any totals and therefore cannot calculate the new totals.
+	err = eval.finalValidation()
+	if err != nil {
+		return ledgercore.StateDelta{}, []transactions.SignedTxnInBlock{},
+			fmt.Errorf("ProcessBlockForIndexer() err: %w", err)
+	}
 
 	return eval.state.deltas(), eval.block.Payset, nil
 }