Bump netconf to 1.13.0
Bump netconf to 1.13.0

Adjust version for MRI-integrated NETCONF.

Change-Id: Idc87d256c0f034efe14c194a05bbf1bd6f9620d1
Signed-off-by: Robert Varga <91ae5aa8c7a9f7e57b701db766e23e544aaa6ae9@pantheon.tech>

opendaylight/bgpcep