[enterprise-esim] Delete managed eSIM when managed profile is deleted

When a managed profile is deleted, eSIM subscriptions that are managed
by the profile must be deleted instead of being retained and losing
management state.

Bug: 347925470
Flag: android.app.admin.flags.remove_managed_esim_on_work_profile_deletion
Test: FrameworksServicesTests:com.android.server.devicepolicy.DevicePolicyManagerTest
Change-Id: Ia158c1653d0ac16807e71fdf12daff933914bec5