more wrapping objects

Author: JanProvaznik

src/Build/TelemetryInfra/TelemetryDataUtils.cs

@@ -197,12 +197,14 @@ public override void Write(
                 TargetsSummary value,
                 JsonSerializerOptions options)
             {
+                writer.WriteStartObject();
                 writer.WriteStartObject("Loaded");
                 WriteStat(writer, value.LoadedBuiltinTargetInfo, value.LoadedCustomTargetInfo);
                 writer.WriteEndObject();
                 writer.WriteStartObject("Executed");
                 WriteStat(writer, value.ExecutedBuiltinTargetInfo, value.ExecutedCustomTargetInfo);
                 writer.WriteEndObject();
+                writer.WriteEndObject();
 
 
                 void WriteStat(Utf8JsonWriter writer, TargetInfo customTargetsInfo, TargetInfo builtinTargetsInfo)