meta-ibm: wspoon: network: add explicit install append

Add an explicit install_append for the network recipe so it'll install a
service that witherspoon requires.

Note: This change required due to a change in network_git.bb that
changed the systemd installation behavior.

Change-Id: I0d1a8307dc71a7fdd379d26ce77e3d8cff5e5b20
Signed-off-by: Patrick Venture <venture@google.com>
1 file changed