Update our vendored copy of golang.org/x/sys to version
9aade4d3a3b7e6d876cd3823ad20ec45fc035402 to get the new Major() and
Minor() helpers.
Signed-off-by: Nalin Dahyabhai <nalin@redhat.com>
Update golang.org/x/sys to get newly added functions and constants which
will be used in successive commits.
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>