schemas: Add interfaces for Item.Accelerator and Item.Dimm

This commit add the interfaces as described in [1] and [2].

[1] https://github.com/openbmc/phosphor-dbus-interfaces/blob/master/yaml/xyz/openbmc_project/Inventory/Item/Accelerator.interface.yaml

[2] https://github.com/openbmc/phosphor-dbus-interfaces/blob/master/yaml/xyz/openbmc_project/Inventory/Item/Dimm.interface.yaml

Tested:
Interfaces are added with the corresponding properties under
the related path.

Change-Id: Id4db6ebd599e94ec23f9c5db96fa3e9143619299
Signed-off-by: Sean He <sean.he.wiwynn@gmail.com>
diff --git a/configurations/yosemite4_wailuafalls.json b/configurations/yosemite4_wailuafalls.json
index 3f8bc22..f7da000 100644
--- a/configurations/yosemite4_wailuafalls.json
+++ b/configurations/yosemite4_wailuafalls.json
@@ -298,5 +298,9 @@
     },
     "xyz.openbmc_project.Inventory.Decorator.Slot": {
         "SlotNumber": "$bus % 15"
-    }
+    },
+    "xyz.openbmc_project.Inventory.Item.Accelerator": {
+        "Type": "ASIC"
+    },
+    "xyz.openbmc_project.Inventory.Item.Dimm": {}
 }