Revert Fields and bindLocations equality check

It failed for some materializations

Signed-off-by: Matt Lord <[email protected]>

go/vt/vttablet/tabletmanager/vreplication/replicator_plan.go

@@ -618,7 +618,7 @@ func valsEqual(v1, v2 sqltypes.Value) bool {
 func (tp *TablePlan) appendFromRow(buf *bytes2.Buffer, row *querypb.Row) error {
 	bindLocations := tp.BulkInsertValues.BindLocations()
 	usedFieldCnt := len(tp.Fields) - len(tp.FieldsToSkip)
-	if usedFieldCnt != len(bindLocations) {
+	if usedFieldCnt < len(bindLocations) {
 		return vterrors.Errorf(vtrpcpb.Code_INTERNAL, "wrong number of fields: got %d fields for %d bind locations",
 			usedFieldCnt, len(bindLocations))
 	}