GM2 Icons (3 of (?3?))

- ic_mic (core/res and systemui)
- sim icons
- ic_person (i think only used in tests)
- ic_camera (in core/res)
- ic_device_thermostat
- vpn icons (excludes SystemUIGoogle overlay 'cause that's elsewhere)

Test: visual
Bug: 74344964
Change-Id: I706f946ca77079599516ddcae67e3286a501ef29