Migration: Add a migration for dialer activity on upgrade from nougat to Q

Description

Migration: Add a migration for dialer activity on upgrade from nougat to Q

Issue(s)

https://gitlab.e.foundation/e/backlog/-/issues/4294

Test environment

have a device (e.g. s7) with nougat installed

Test procedures

install Q build (which contains this fix) over nougat build

previous behaviour: dialer icon disappears from the dock

new behavious: dialer icon stays on the dock

Technical details

• The Launchable activity for nougat Dialer was com.android.dialer/com.android.dialer.DialtactsActivity and com.android.dialer/com.android.dialer.main.impl.MainActivity and on Q.

• Not handling this causes the Dialer Icon to displace from its initial position (before upgrading to Android Q)

Screenshots

Check list

• Self review
• Test procedure explained
• Tested on fresh install
• Tested applied as an update
• License
• Internal documentation
• User documentation