Add support for HotPluggable

This property describes if item can be hotplugged.

Tested: Tested and verified in YosemiteV2 platform.

Change-Id: I37dc08f57de3bcc7148f5bf8c7309f08a330890b
Signed-off-by: Logananth Sundararaj <logananth_s@hcl.com>
diff --git a/yaml/xyz/openbmc_project/Inventory/Decorator/Replaceable.interface.yaml b/yaml/xyz/openbmc_project/Inventory/Decorator/Replaceable.interface.yaml
index 411e26e..7a88515 100644
--- a/yaml/xyz/openbmc_project/Inventory/Decorator/Replaceable.interface.yaml
+++ b/yaml/xyz/openbmc_project/Inventory/Decorator/Replaceable.interface.yaml
@@ -5,3 +5,7 @@
       type: boolean
       description: >
           Whether or not the item is field replaceable.
+    - name: HotPluggable
+      type: boolean
+      description: >
+          Whether or not the item supports hotplug.