update template for path root lesson

Author: gregsdennis

LearnJsonEverything/wwwroot/data/lessons/path.json

@@ -66,7 +66,7 @@
     "api": null,
     "schemaDocs": null,
     "instructions": "Write a path that just returns the entire JSON data structure.",
-    "contextCode": "ususing System.Text.Json;\r\nusing System.Text.Json.Nodes;\r\nusing Json.Path;\r\n\r\nnamespace LearnJsonEverything;\r\n\r\npublic class Lesson : ILessonRunner<PathResult>\r\n{\r\n    public PathResult Run(JsonObject test)\r\n    {\r\n        var data = test[\"data\"];\r\n        var pathText = \"/* USER CODE */\";\r\n\r\n        var path = JsonPath.Parse(pathText);\r\n\r\n        return path.Evaluate(data);\r\n    }\r\n}",
+    "contextCode": "using System.Text.Json;\r\nusing System.Text.Json.Nodes;\r\nusing Json.Path;\r\n\r\nnamespace LearnJsonEverything;\r\n\r\npublic class Lesson : ILessonRunner<PathResult>\r\n{\r\n    public PathResult Run(JsonObject test)\r\n    {\r\n        var data = test[\"data\"];\r\n        var pathText = \"/* USER CODE */\";\r\n\r\n        var path = JsonPath.Parse(pathText);\r\n\r\n        return path.Evaluate(data);\r\n    }\r\n}",
     "tests": [
       {
         "data": {