(BIDS-2852) exporter: only log warning if balance of new vali is not present yet in bt

Author: guybrush

db/db.go

@@ -1145,7 +1145,7 @@ func SaveValidators(epoch uint64, validators []*types.Validator, client rpc.Clie
 
 		foundBalance := uint64(0)
 		if balance[newValidator.Validatorindex] == nil || len(balance[newValidator.Validatorindex]) == 0 {
-			logger.Errorf("no activation epoch balance found for validator %v for epoch %v in bigtable, trying node", newValidator.Validatorindex, newValidator.ActivationEpoch)
+			logger.Warnf("no activation epoch balance found for validator %v for epoch %v in bigtable, trying node", newValidator.Validatorindex, newValidator.ActivationEpoch)
 
 			if balanceCache[newValidator.ActivationEpoch] == nil {
 				balances, err := client.GetBalancesForEpoch(int64(newValidator.ActivationEpoch))