fix: uncommented required using and X-Ray implementations

Author: sliedig

Unicorn.Properties/PropertiesService/ContentIntegrityValidatorFunction.cs

@@ -4,10 +4,10 @@
 using System.Text.Json;
 using System.Text.Json.Nodes;
 using Amazon.Lambda.Core;
-// using Amazon.XRay.Recorder.Handlers.AwsSdk;
+using Amazon.XRay.Recorder.Handlers.AwsSdk;
 using AWS.Lambda.Powertools.Logging;
 using AWS.Lambda.Powertools.Metrics;
-// using AWS.Lambda.Powertools.Tracing;
+using AWS.Lambda.Powertools.Tracing;
 
 // Assembly attribute to enable the Lambda function's JSON input to be converted into a .NET class.
 [assembly: LambdaSerializer(typeof(Amazon.Lambda.Serialization.SystemTextJson.DefaultLambdaJsonSerializer))]
@@ -26,7 +26,7 @@ public class ContentIntegrityValidatorFunction
     public ContentIntegrityValidatorFunction()
     {
         // Instrument all AWS SDK calls
-        // AWSSDKHandler.RegisterXRayForAllServices();
+        AWSSDKHandler.RegisterXRayForAllServices();
     }