Merge pull request #22181 from DouglasSherk/1021478-dialer-bluetooth-call

Bug 1021478 - [Dialer] Call on the last used SIM for this contact/number when hitting the Bluetooth call button. r=Rik
Conflicts:
	apps/communications/dialer/test/unit/dialer_test.js
Merge pull request #22428 from DouglasSherk/982163-dialer-ssh-shim

Bug 982163 - [Dialer] Remove SimSettingsHelper.getCardIndexFrom shim in CallHandler.call(). r=Rik
Merge pull request #23688 from DouglasSherk/1061473-dialer-bluetooth-simpicker

Bug 1061473 - Fix SIM picker being shown for Bluetooth calls when a user preferred SIM is set. r=Rik