Inventory.pm: Add OCCs to MRW inventory

For example:
Target:  /sys-0/node-0/motherboard-0/proc_socket-0/module-0/p9_proc_m/occ
Name:    /system/chassis/motherboard/cpu0/occ

Change-Id: I251dd3bcc7ff5fba8865242da5795aac0f13b56e
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/Inventory.pm b/Inventory.pm
index 9f37f3b..cc8c63a 100644
--- a/Inventory.pm
+++ b/Inventory.pm
@@ -4,7 +4,8 @@
 use warnings;
 
 #Target types to always include in the inventory if present
-my %TYPES = (SYS => 1, NODE => 1, PROC => 1, BMC => 1, GPU => 1, CORE => 1);
+my %TYPES = (SYS => 1, NODE => 1, PROC => 1,
+             BMC => 1, GPU => 1, CORE => 1, OCC => 1);
 
 #RU_TYPES of cards to include
 #FRU = field replaceable unit, CRU = customer replaceable unit