Update ignore filter for ApiApprover v10

Rx.NET/Source/tests/Tests.System.Reactive.ApiApprovals/Api/ApiApprovalTests.cs

@@ -1,6 +1,6 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the Apache 2.0 License.
-// See the LICENSE file in the project root for more information. 
+// See the LICENSE file in the project root for more information.
 
 using ApprovalTests;
 using ApprovalTests.Reporters;
@@ -62,7 +62,7 @@ namespace ReactiveTests.Tests.Api
                                                         .Where(l => !l.StartsWith("[assembly: AssemblyVersion("))
                                                         .Where(l => !l.StartsWith("[assembly: AssemblyFileVersion("))
                                                         .Where(l => !l.StartsWith("[assembly: AssemblyInformationalVersion("))
-                                                        .Where(l => !l.StartsWith("[assembly: System.Reflection.AssemblyMetadataAttribute(\"CommitHash\""))
+                                                        .Where(l => !l.StartsWith("[assembly: System.Reflection.AssemblyMetadata(\"CommitHash\""))
                                                         .Where(l => !string.IsNullOrWhiteSpace(l))
             );
         }