Fix minor typo in JSON schema.
diff --git a/specification/json/sections/cper-arm-processor.json b/specification/json/sections/cper-arm-processor.json
index b6c5255..9ad404e 100644
--- a/specification/json/sections/cper-arm-processor.json
+++ b/specification/json/sections/cper-arm-processor.json
@@ -277,7 +277,7 @@
                             },
                             {
                                 "type": "object",
-                                "requried": ["data"],
+                                "required": ["data"],
                                 "additionalProperties": false,
                                 "properties": {
                                     "data": {