Fixes #3080 (#3109)

Author: pragnagopa

src/WebJobs.Script/Rpc/LanguageWorkerConstants.cs

@@ -22,7 +22,7 @@ public static class LanguageWorkerConstants
         public const string WorkerDescriptionDefaultExecutablePath = "defaultExecutablePath";
         public const string WorkerDescriptionDefaultWorkerPath = "defaultWorkerPath";
         public const string WorkerDescription = "Description";
-        public const string WorkerDescriptionArguments = "Arguments";
+        public const string WorkerDescriptionArguments = "arguments";
 
         // Java
         public const string AppServiceEnvJavaVersion = "zulu8.23.0.3-jdk8.0.144-win_x64";

test/WebJobs.Script.Tests/Rpc/GenericWorkerProviderTests.cs

@@ -259,7 +259,7 @@ private static JObject GetTestWorkerConfig(string language, string[] arguments,
                 Language = language,
                 Extension = $".{language}",
                 Arguments = arguments.ToList()
-        };
+            };
 
             JObject config = new JObject();
             config["Description"] = JObject.FromObject(description);