PKIUtil requires Bouncy Castle, which means we are leaking it from an
API artifact. There is only a single downstream user in netconf, which
can very easily do what PKIUtil provides itself.
JIRA: AAA-269
Change-Id: Icf509e1bd989f7609f7e072068dc4fb001b339eb Signed-off-by: Robert Varga <robert.varga@pantheon.tech>