Fix namespace of the AmbiguousImplementationException (dotnet/coreclr#22291)

Moving to the namespace that was approved in dotnet/corefxdotnet/coreclr#34124.

Commit migrated from https://github.com/dotnet/coreclr/commit/81e12aaff1d8671f1e7709afa3183458eaa79673

diff --git a/src/libraries/System.Private.CoreLib/src/System/Runtime/AmbiguousImplementationException.cs b/src/libraries/System.Private.CoreLib/src/System/Runtime/AmbiguousImplementationException.cs
index a9d0eeb..4358c65 100644 (file)
--- a/src/libraries/System.Private.CoreLib/src/System/Runtime/AmbiguousImplementationException.cs
+++ b/src/libraries/System.Private.CoreLib/src/System/Runtime/AmbiguousImplementationException.cs
@@ -2,10 +2,10 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Runtime;
 using System.Globalization;
+using System.Runtime.Serialization;
 
-namespace System.Runtime.Serialization
+namespace System.Runtime
 {
     [Serializable]
     public sealed class AmbiguousImplementationException : Exception