add admin note to center mentor object

src/CenterMentor/centermentor.schema.ts

@@ -48,6 +48,9 @@ export class CenterMentorSchema extends PothosSchema {
         managedService: t.relation('managedService', {
           description: 'The managed services of the center mentor.',
         }),
+        adminNote: t.relation('AdminNote', {
+          description: 'The admin note of the center mentor.',
+        }),
       }),
     });
   }