meta-google: gbmc-bridge: Add package

This adds a machine local ethernet network which allows BMCs to
communicate with one another.

Change-Id: I5e0ace231af02d84f7678b8241b5ec71823e86af
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/meta-google/recipes-google/networking/gbmc-bridge/-bmc-gbmcbr.network b/meta-google/recipes-google/networking/gbmc-bridge/-bmc-gbmcbr.network
new file mode 100644
index 0000000..18d208a
--- /dev/null
+++ b/meta-google/recipes-google/networking/gbmc-bridge/-bmc-gbmcbr.network
@@ -0,0 +1,8 @@
+[Match]
+Name=gbmcbr
+[Network]
+DHCP=false
+IPv6AcceptRA=false
+LLMNR=true
+MulticastDNS=true
+LinkLocalAddressing=ipv6