Add affinity3 field to json output

Affinity3 in arm processor errors is used to determine the
socket number generating the error. This is critical
information that needs to be presented to the end-user

Change-Id: I66c7d29407bb610625087b0f46e18ff868f7da64
Signed-off-by: Aushim Nagarkatti <anagarkatti@nvidia.com>
diff --git a/specification/json/sections/cper-arm-processor.json b/specification/json/sections/cper-arm-processor.json
index 6efb2ae..ec70748 100644
--- a/specification/json/sections/cper-arm-processor.json
+++ b/specification/json/sections/cper-arm-processor.json
@@ -8,6 +8,7 @@
         "sectionLength",
         "errorAffinity",
         "mpidrEl1",
+        "affinity3",
         "midrEl1",
         "running",
         "errorInfo",
@@ -62,6 +63,9 @@
         "mpidrEl1": {
             "type": "integer"
         },
+        "affinity3": {
+            "type": "integer"
+        },
         "midrEl1": {
             "type": "integer"
         },