Incorrect definition for Chassis net functions

The enum definition for Chassis net functions in chassishandler.h
is wrong.
It should be defined as ipmi_netfn_chassis_cmds but not
ipmi_netfn_app_cmds which is defined in apphandler.h.

Change-Id: I26680d19b8c3be7ae2f832f851149352f0ed6303
Signed-off-by: Kuiying Wang <kuiying.wang@intel.com>
diff --git a/chassishandler.h b/chassishandler.h
index 8643ae4..fa7ad5d 100644
--- a/chassishandler.h
+++ b/chassishandler.h
@@ -5,7 +5,7 @@
 #include <cstddef>
 
 // IPMI commands for Chassis net functions.
-enum ipmi_netfn_app_cmds
+enum ipmi_netfn_chassis_cmds
 {
     IPMI_CMD_GET_CHASSIS_CAP      = 0x00,
     // Chassis Status