Merge pull request #20574 from Rik/suggestion-slot-2-1022194

Bug 1022194 - Taping the suggestion bar with only one SIM in slot 2 does... r=drs
(cherry picked from commit cc25d10edb7f3485319a65d9d1c84852eef3774e)

Conflicts:
	apps/communications/dialer/js/suggestion_bar.js
	apps/communications/dialer/test/unit/suggestion_bar_test.js