Remove non-existent Wear OS Trendy teams.

These teams are no longer in use and should not be used to track
work or changes.

None of these are used anywhere in Gerrit at the moment, so it is
safe to remove them.

Test: presubmit
Bug: 364226219
Change-Id: I337d1f7f166f461e2cb285d16b0b889633c1f8da