owners: update SMMU reviewers
Add Don, Myron, and Alex to the SMMU reviewers list. When they review an IOMMU merge request it should be picking up their ack here as well, especially now with ARM, AMD, Intel are all using a lot of the common iommu core code for the same functionality.
Signed-off-by: Jerry Snitselaar jsnitsel@redhat.com
Edited by Jerry Snitselaar