openpower: inventory-config: fix-up interface

The motherboard or 'node' should implement the Inventory.Item.Board
interface, and not the Inventory.Item.Chassis interface.

The patch lets us view contained systems via the redfish/v1/Systems API
on openpower boxes running bmcweb.

Change-Id: I1a8755636b516e2284d4fa09391ce88cad113ec5
Signed-off-by: Deepak Kodihalli <dkodihal@in.ibm.com>
diff --git a/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/ipmi/hostboot-inventory-config/config.yaml b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/ipmi/hostboot-inventory-config/config.yaml
index 39b6f32..2233913 100644
--- a/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/ipmi/hostboot-inventory-config/config.yaml
+++ b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/ipmi/hostboot-inventory-config/config.yaml
@@ -61,7 +61,7 @@
       PrettyName:
         IPMIFruSection: Board
         IPMIFruProperty: "Name"
-    xyz.openbmc_project.Inventory.Item.Chassis:
+    xyz.openbmc_project.Inventory.Item.Board:
   AssociatedTypes:
     - SYS