[releng] Contribute the aggregation files to simplify the releng

The switch to JIRO has made the promotion more complex. Storing those
files in the Git repository should make things easier to maintain.

Change-Id: I23d30c471972e8f917808f6f49a5ad306f8299aa
Signed-off-by: Stéphane Bégaudeau <stephane.begaudeau@obeo.fr>
2 files changed