Update CVE_Record_Format.json

Changed data version from 5.1.0 to 5.1.1.

Author: ccoffin

schema/CVE_Record_Format.json

@@ -375,7 +375,7 @@
             "description": "The version of the CVE schema used for validating this record. Used to support multiple versions of this format.",
             "type": "string",
             "pattern": "^5\\.(0|[1-9][0-9]*)(\\.(0|[1-9][0-9]*))?$",
-            "default": "5.1.0"
+            "default": "5.1.1"
         },
         "cveMetadataPublished": {
             "description": "This is meta data about the CVE ID such as the CVE ID, who requested it, who assigned it, when it was requested, the current state (PUBLISHED, REJECTED, etc.) and so on.  These fields are controlled by the CVE Services.",