Allow disabling BCID provenance in the sdk recipe.

The try builders won't have Snoopy installed.

The Linux and Windows platforms don't have Snoopy installed yet.

Fixes: b/247498714
Change-Id: Ic15fa29ab0ea3f18a0f21fbe7dfc15c27a312168
Reviewed-on: https://dart-review.googlesource.com/c/recipes/+/259820
Commit-Queue: Jonas Termansen <sortie@google.com>
Reviewed-by: Alexander Thomas <athom@google.com>
3 files changed