Don't generate parameter for x-ms-client-request-id header (Azure#50309)

* Don't generate parameter for x-ms-client-request-id header

* regen

Author: JoshLove-msft

eng/Packages.Data.props

@@ -438,7 +438,7 @@
 
   <PropertyGroup>
     <TestProxyVersion>1.0.0-dev.20250501.1</TestProxyVersion>
-    <UnbrandedGeneratorVersion>1.0.0-alpha.20250527.7</UnbrandedGeneratorVersion>
+    <UnbrandedGeneratorVersion>1.0.0-alpha.20250528.1</UnbrandedGeneratorVersion>
     <AzureGeneratorVersion>1.0.0-alpha.20250523.1</AzureGeneratorVersion>
   </PropertyGroup>
 </Project>

eng/packages/http-client-csharp/generator/Azure.Generator/src/AzureTypeFactory.cs

@@ -86,6 +86,18 @@ public class AzureTypeFactory : ScmTypeFactory
             return base.CreateCSharpTypeCore(inputType);
         }
 
+        /// <inheritdoc/>
+        protected override ParameterProvider? CreateParameterCore(InputParameter parameter)
+        {
+            // Skip the x-ms-client-request-id parameter as it is handled as part of the Azure.Core pipeline.
+            if (parameter.NameInRequest == "x-ms-client-request-id")
+            {
+                return null;
+            }
+
+            return base.CreateParameterCore(parameter);
+        }
+
         private CSharpType? CreateKnownPrimitiveType(InputPrimitiveType inputType)
         {
             InputPrimitiveType? primitiveType = inputType;

eng/packages/http-client-csharp/generator/TestProjects/Spector/http/azure/special-headers/client-request-id/src/Generated/XmsClientRequestIdClient.cs

@@ -38,7 +38,7 @@
     "dist/generator/**"
   ],
   "dependencies": {
-    "@typespec/http-client-csharp": "1.0.0-alpha.20250527.7"
+    "@typespec/http-client-csharp": "1.0.0-alpha.20250528.1"
   },
   "devDependencies": {
     "@azure-tools/azure-http-specs": "0.1.0-alpha.17",