Add Global Settings to device whether show Carrier menu

Add Global Settings EUICC_SUPPORTED_COUNTRIES. When the device enabled
esim UI by default and the users in eSIM supported countries, even if
eSIM is not provisioned, carrier menu will be shown. This global
settings will be updated by eSIM mamanger when the phone boot up.

Bug: 77638033
Test: E2E
Change-Id: Ib3ac8bcdfab56d6cd7c12e48318f1794af5bc1aa