Add RJP test 'multi-digit integer prefix'

Author: santhosh-tekuri

tests/draft-next/optional/format/relative-json-pointer.json

@@ -85,6 +85,11 @@
                 "description": "empty string",
                 "data": "",
                 "valid": false
+            },
+            {
+                "description": "multi-digit integer prefix",
+                "data": "120/foo/bar",
+                "valid": true
             }
         ]
     }

tests/draft2019-09/optional/format/relative-json-pointer.json

@@ -85,6 +85,11 @@
                 "description": "empty string",
                 "data": "",
                 "valid": false
+            },
+            {
+                "description": "multi-digit integer prefix",
+                "data": "120/foo/bar",
+                "valid": true
             }
         ]
     }

tests/draft2020-12/optional/format/relative-json-pointer.json

@@ -85,6 +85,11 @@
                 "description": "empty string",
                 "data": "",
                 "valid": false
+            },
+            {
+                "description": "multi-digit integer prefix",
+                "data": "120/foo/bar",
+                "valid": true
             }
         ]
     }

tests/draft7/optional/format/relative-json-pointer.json

@@ -82,6 +82,11 @@
                 "description": "empty string",
                 "data": "",
                 "valid": false
+            },
+            {
+                "description": "multi-digit integer prefix",
+                "data": "120/foo/bar",
+                "valid": true
             }
         ]
     }