ui: sort tracks by name when adding annotation tracks
ui: sort tracks by name when adding annotation tracks

This prevents bugs where we add tracks in the wrong order and the UI
then shows the wrong track as the "summary" track.

Bug: 216732149
Change-Id: I55bdbd36c1b187bbfc0464bc13070998e6e2f5a6
google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto