Add permission whitelist for EmergencyInfo app.

This is the "Emergency Info" screen available from the lock screen.
It requires the CALL_PRIVILEGED permission in order for it to be able to
place emergency calls.  This can occur if a user adds an emergency number
to their emergency contacts.

Test: make checkbuild
Bug: 76086838
Merged-In: I2cfc893f8e636790a837e0f71f9f42ea723c8e31
Change-Id: I2cfc893f8e636790a837e0f71f9f42ea723c8e31
(cherry picked from commit cdc555f4)