Remove more spaces from the JSON

Author: sywhang

src/Tools/dotnet-counters/Exporters/JSONExporter.cs

@@ -36,8 +36,8 @@ public void Initialize()
             }
 
             builder = new StringBuilder();
-            builder.Append($"{{ \"Target Process\": \"{_processName}\", ");
-            builder.Append($"\"Start Time\": \"{DateTime.Now.ToString()}\", ");
+            builder.Append($"{{ \"TargetProcess\": \"{_processName}\", ");
+            builder.Append($"\"StartTime\": \"{DateTime.Now.ToString()}\", ");
             builder.Append($"\"Events\": [");
         }
 

src/tests/dotnet-counters/JSONExporterTests.cs

@@ -118,7 +118,7 @@ class JSONCounterPayload
         [JsonProperty("name")]
         public string name { get; set; }
 
-        [JsonProperty("counter type")]
+        [JsonProperty("counterType")]
         public string counterType { get; set; }
 
         [JsonProperty("value")]
@@ -127,10 +127,10 @@ class JSONCounterPayload
 
     class JSONCounterTrace
     {
-        [JsonProperty("Target Process")]
+        [JsonProperty("TargetProcess")]
         public string targetProcess { get; set; }
 
-        [JsonProperty("Start Time")]
+        [JsonProperty("StartTime")]
         public string startTime { get; set; }
 
         [JsonProperty("Events")]