refactor: simplify schedule filtering logic in ScheduleSchema

- Replace complex where clause with a direct reference to args.filter for schedule retrieval.
- This change enhances code readability and maintainability by streamlining the filtering process.

src/Schedule/schedule.schema.ts

@@ -278,21 +278,7 @@ export class ScheduleSchema extends PothosSchema {
             skip: args.skip ?? undefined,
             take: args.take ?? undefined,
             orderBy: args.orderBy ?? undefined,
-            where: {
+            where: args.filter ?? undefined,
-              AND: [
-                {
-                  OR: [
-                    { managedService: { service: { centerId: center.id } } },
-                    {
-                      managedService: {
-                        service: { center: { centerMentors: { some: { mentorId: ctx.http.me.id } } } },
-                      },
-                    },
-                  ],
-                },
-                { managedService: { service: { centerId: center.id } } },
-              ],
-            },
           })
         },
       }),