[Telemetry] Add device type to audio jack event

This change adds a device type to the audio jack event.
For now the device type is either headphone or microphone.

Bug: b/276746024, b/268125453
Test: browser_tests --gtest_filter=
"*PendingApprovalTelemetryExtensionEventsApiBrowserTest*"
Test: unit_tests --gtest_filter="*TelemetryEventService*"

Change-Id: Ie7710517b90744ea2c260706ff10118c5267e8bb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4420789
Reviewed-by: Chung-sheng Wu <chungsheng@google.com>
Reviewed-by: Roland Bock <rbock@google.com>
Commit-Queue: Chung-sheng Wu <chungsheng@google.com>
Code-Coverage: Findit <findit-for-me@appspot.gserviceaccount.com>
Auto-Submit: Bastian Kersting <bkersting@google.com>
Cr-Commit-Position: refs/heads/main@{#1131799}