Merge pull request 'ModelType enum G4 추가' (#180) from feat/training_260324 into develop

Reviewed-on: #180

src/main/java/com/kamco/cd/training/common/enums/ModelType.java

@@ -12,7 +12,8 @@ import lombok.Getter;
 public enum ModelType implements EnumType {
   G1("G1"),
   G2("G2"),
-  G3("G3");
+  G3("G3"),
+  G4("G4");
 
   private String desc;