[recipes] Make dm_flags not depend on api

In preparation for moving dm_flags out.  Important behavioral change to
note: now we're passing issue, patchset, and patch_storage flags for all
runs of DM, including non-tryjobs.  I don't think it should change any
behavior, but it's something to watch out for.

Change-Id: Ie45dbfa606b4325dc94c855dbc3531c7eeaacf9b
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/274051
Commit-Queue: Eric Boren <borenet@google.com>
Reviewed-by: Ben Wagner aka dogben <benjaminwagner@google.com>
59 files changed