feat: added list of GroupUsers in CreateGoalDTO.

src/main/java/no/ntnu/idi/stud/savingsapp/dto/goal/CreateGoalDTO.java

@@ -4,6 +4,7 @@ import lombok.Data;
 import lombok.NonNull;
 
 import java.math.BigDecimal;
+import java.util.List;
 
 @Data
 public final class CreateGoalDTO {
@@ -19,4 +20,6 @@ public final class CreateGoalDTO {
   @NonNull
   private String targetDate;
 
+  private List<GroupUserDTO> distribution;
+
 }