Merge pull request #542 from microsoft/zhiyuanliang/fix-redundant-telemetry-tag (#543)

Rename TargetingId baggage

Author: zhiyuanliang-ms

src/Microsoft.FeatureManagement.AspNetCore/TargetingHttpContextMiddleware.cs

@@ -19,7 +19,7 @@ public class TargetingHttpContextMiddleware
         private readonly RequestDelegate _next;
         private readonly ILogger _logger;
 
-        private const string TargetingIdKey = $"Microsoft.FeatureManagement.TargetingId";
+        private const string TargetingIdKey = "TargetingId";
 
         /// <summary>
         /// Creates an instance of the TargetingHttpContextMiddleware

src/Microsoft.FeatureManagement.Telemetry.ApplicationInsights/TargetingTelemetryInitializer.cs

@@ -14,7 +14,7 @@ namespace Microsoft.FeatureManagement.Telemetry.ApplicationInsights
     /// </summary>
     public class TargetingTelemetryInitializer : ITelemetryInitializer
     {
-        private const string TargetingIdKey = $"Microsoft.FeatureManagement.TargetingId";
+        private const string TargetingIdKey = "TargetingId";
 
         /// <summary>
         /// When telemetry is initialized, adds targeting information to all relevant telemetry.