Update all dependencies

Opcua crate patch update required because of
[opcua#294](locka99/opcua#294)

h2 patch needed because of the bad/missing Authority header, using
upstream PR branch for this
[h2#612](hyperium/h2#612)

Signed-off-by: Nicolas Belouin <nicolas.belouin@suse.com>

Author: diconico07