Group kernel wakelocks in the UI.
Group kernel wakelocks in the UI.

Now that we have them enabled they're rather verbose at the top of everything.

Was: https://screenshot.googleplex.com/AMnjrJH9HVe4ZGZ
Now: https://screenshot.googleplex.com/4VSD5wiXwBEV4ec
Bug: 243657608
Change-Id: I18db1511d851752e06b1ab66dee3a2c75a3109d7
google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto