Make minijail vendor available am: 2b6ebf9250 am: b2b141b037

Original change: https://android-review.googlesource.com/c/platform/external/minijail/+/2817918

Change-Id: Iebf1dc7232df91216c1e308f4cbc717082329493
Signed-off-by: Automerger Merge Worker <[email protected]>