Check if ECBMode when activate SIM card

If in ECBMode, start ACTION_SHOW_NOTICE_ECM_BLOCK_OTHERS to show a
dialog instead.

This align with the deactivate sim case

Bug: 393298086
Test: atest SubscriptionActivationRepositoryTest
Test: adb shell cmd phone emergency-callback-mode
Flag: EXEMPT bugfix
Change-Id: Id40d087b7d2d3ca99504ec75bac1c5e29c67258d