fix: naming pattern update event should keep old project settings (#5443)

src/lib/services/project-service.ts

@@ -299,7 +299,7 @@ export default class ProjectService {
             type: PROJECT_UPDATED,
             project: updatedProject.id,
             createdBy: getCreatedBy(user),
-            data: updatedProject,
+            data: { ...preData, ...updatedProject },
             preData,
         });
     }

src/test/e2e/services/project-service.e2e.test.ts

@@ -1991,6 +1991,14 @@ describe('feature flag naming patterns', () => {
             },
             user,
         );
+        const { events } = await eventService.getEvents();
+        expect(events[0]).toMatchObject({
+            preData: events[0].preData,
+            data: {
+                ...events[0].preData,
+                featureNaming: events[0].data.featureNaming,
+            },
+        });
 
         const updatedProject = await projectService.getProject(project.id);