upgrade version to go1.19

example/dao/internal/counter.go

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------
 // The following code is automatically generated by the mongo-dao-generator tool.
-// Please do not modify this code manually to avoid being overwritten in the next generation. 
+// Please do not modify this code manually to avoid being overwritten in the next generation.
 // For more tool details, please click the link to view https://github.com/dobyte/mongo-dao-generator
 // --------------------------------------------------------------------------------------------------
 
@@ -21,8 +21,8 @@ type Counter struct {
 }
 
 type CounterModel struct {
-    ID    string `bson:"_id"`
-    Value int64  `bson:"value"`
+	ID    string `bson:"_id"`
+	Value int64  `bson:"value"`
 }
 
 type CounterColumns struct {