slight changes to package structure + naming

src/main/java/mops/gruppen2/domain/event/UpdateRoleEvent.java

@@ -0,0 +1,16 @@
+package mops.gruppen2.domain.event;
+
+import lombok.Getter;
+import mops.gruppen2.domain.Role;
+
+@Getter
+public class UpdateRoleEvent extends Event {
+
+    private final Role role;
+
+    public UpdateRoleEvent(long id, long gruppe_id, String user_id, Role newRole) {
+        super(id, gruppe_id, user_id);
+
+        this.role = newRole;
+    }
+}