[WIFI] Reset SIM required notification whenever SIM status updated

We display a notification when a SIM is expected. It should be dismissed
when we think the user addressed it: a SIM is inserted (already done)
or when the default data SIM is changed (this change).

Bug: 173171707
Test: atest com.android.server.wifi
Change-Id: I77125962c04b8968a9a85939f76d69ac594e8e3b
2 files changed