style: fix linting issues met Prettier

backend/src/controllers/students.ts

@@ -60,7 +60,7 @@ export async function createStudentHandler(req: Request, res: Response) {
 
     if (!newUser) {
         res.status(500).json({
-            error: 'Something went wrong while creating student'
+            error: 'Something went wrong while creating student',
         });
         return;
     }

backend/src/entities/classes/class-join-request.entity.ts

@@ -27,4 +27,4 @@ export class ClassJoinRequest {
 
     @Enum(() => ClassJoinRequestStatus)
     status!: ClassJoinRequestStatus;
-}
+}

backend/src/services/learning-objects.ts

@@ -92,4 +92,3 @@ export async function getLearningObjectsFromPath(hruid: string, language: string
 export async function getLearningObjectIdsFromPath(hruid: string, language: string): Promise<string[]> {
     return (await fetchLearningObjects(hruid, false, language)) as string[];
 }
-