Removes unnecessary permission from the EmergencyInfo app.

Test: Manually tested EmergencyInfo with multiple users. Adding
contacts, medical info, editing user name and photo and eSos all still
work.

Bug: 248251018
Bug: 252995513
Change-Id: I1cdef8dd9a1a0432bbafdfe9e98756dd11cfd092
(cherry picked from commit 00dbb36b79cc7e611ac0c3387fa692225299c72b)
Merged-In: I1cdef8dd9a1a0432bbafdfe9e98756dd11cfd092