Which unifies whether we should sim settings on some related pages.
Before this change, we check SubscriptionUtil.isSimHardwareVisible()
and / or Utils.isWifiOnly().
After this change, we unified logic to,
canChangeSimSettings() =
packageManager.hasSystemFeature(PackageManager.FEATURE_TELEPHONY) &&
userManager.isAdminUser
Fix: 365924140
Flag: EXEMPT bug fix
Test: manual - check Network & internet
Test: unit tests
Change-Id: Ibf83237e3d0088f78c96a1b39ee8f1e3a9c756ea
a6db1aabb6