Revert "fixes spelling error in inventory chassis attrbute #167"

This reverts commit 972edf9.

Author: bb-Ricardo

cr_module/classes/inventory.py

@@ -17,7 +17,7 @@
 
 
 # inventory definition
-inventory_layout_version_string = "1.12.0"
+inventory_layout_version_string = "1.10.0"
 
 
 # noinspection PyBroadException
@@ -474,7 +474,7 @@ class Manager(InventoryItem):
 
 
 class Chassi(InventoryItem):
-    inventory_item_name = "chassis"
+    inventory_item_name = "chassi"
     valid_attributes = {
         "health_status": str,
         "id": str,
@@ -614,9 +614,6 @@ def to_json(self):
             "inventory_name": self.inventory_name,
         }
 
-        # add legacy compatibility layer to not break implementations
-        inventory_content["chassi"] = inventory_content.get("chassis")
-
         output = {"inventory": inventory_content, "meta": meta_data}
 
         return json.dumps(output, default=lambda o: o.__dict__,