schema: require type

Require the type property on every EM configuration.  This is required
for EM to function correctly, so configurations with the type missing
suggests these configurations are not used and candidates for dropping
from the tree.

Change-Id: I72bf9eb2fd8e7a634a8a5aab45fe94da560fa9fc
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/configurations/STP P4000 Chassis.json b/configurations/STP P4000 Chassis.json
index 42b1f62..d7d93f1 100644
--- a/configurations/STP P4000 Chassis.json
+++ b/configurations/STP P4000 Chassis.json
@@ -135,5 +135,6 @@
         "FOUND('STP Baseboard')",
         "AND",
         "xyz.openbmc_project.FruDevice({'BOARD_PRODUCT_NAME': 'FFPANEL'})"
-    ]
+    ],
+    "Type": "Chassis"
 }
\ No newline at end of file