[automerger skipped] Merge "keymaster: skip SHA2 digest tests for strongbox" into pie-vts-dev am: 86104dcc18  -s ours am: ce8636160c  -s ours
am: 207393e48e  -s ours

Change-Id: I5d38c17dcf8add7db3aef723b1ab42c592d41e71