meta-quanta: gbs: fix can't get MB FRU for Redfish

Add system interface to FRU yaml to fix no MB FRU for Redfish

Signed-off-by: George Hung <george.hung@quantatw.com>
Change-Id: I66cf16475dcb1ecd752f8570928264e7159fef9d
diff --git a/meta-gbs/recipes-phosphor/configuration/gbs-yaml-config/gbs-ipmi-fru.yaml b/meta-gbs/recipes-phosphor/configuration/gbs-yaml-config/gbs-ipmi-fru.yaml
index 9ab747b..53cc486 100644
--- a/meta-gbs/recipes-phosphor/configuration/gbs-yaml-config/gbs-ipmi-fru.yaml
+++ b/meta-gbs/recipes-phosphor/configuration/gbs-yaml-config/gbs-ipmi-fru.yaml
@@ -24,6 +24,7 @@
         Version:
           IPMIFruProperty: FRU File ID
           IPMIFruSection: Board
+      xyz.openbmc_project.Inventory.Item.System:
 
 0x01:
   /system/chassis/hsbp: