[main] Update dependencies from dotnet/linker (#59931)

* Update dependencies from https://github.com/dotnet/linker build 20211004.1

Microsoft.NET.ILLink.Tasks
 From Version 7.0.100-1.21501.1 -> To Version 7.0.100-1.21504.1

* Update dependencies from https://github.com/dotnet/linker build 20211004.4

Microsoft.NET.ILLink.Tasks
 From Version 7.0.100-1.21501.1 -> To Version 7.0.100-1.21504.4
Co-authored-by: Ndotnet-maestro[bot] <dotnet-maestro[bot]@users.noreply.github.com>

eng/Version.Details.xml

@@ -198,9 +198,9 @@
       <Uri>https://github.com/dotnet/runtime</Uri>
       <Sha>78ac8430e8480742181170eef91a6fb016535aa4</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NET.ILLink.Tasks" Version="7.0.100-1.21501.1">
+    <Dependency Name="Microsoft.NET.ILLink.Tasks" Version="7.0.100-1.21504.4">
       <Uri>https://github.com/dotnet/linker</Uri>
-      <Sha>41dc3e03cc0895d0efb37ecd3765fc37b1f17a73</Sha>
+      <Sha>b0b20476551dacaf86946aeb957973a8540fb960</Sha>
     </Dependency>
     <Dependency Name="Microsoft.DotNet.XHarness.TestRunners.Xunit" Version="1.0.0-prerelease.21501.2">
       <Uri>https://github.com/dotnet/xharness</Uri>

eng/Versions.props

@@ -172,7 +172,7 @@
     <!-- Docs -->
     <MicrosoftPrivateIntellisenseVersion>6.0.0-preview-20210916.1</MicrosoftPrivateIntellisenseVersion>
     <!-- ILLink -->
-    <MicrosoftNETILLinkTasksVersion>7.0.100-1.21501.1</MicrosoftNETILLinkTasksVersion>
+    <MicrosoftNETILLinkTasksVersion>7.0.100-1.21504.4</MicrosoftNETILLinkTasksVersion>
     <MicrosoftNETILLinkAnalyzerPackageVersion>$(MicrosoftNETILLinkTasksVersion)</MicrosoftNETILLinkAnalyzerPackageVersion>
     <!-- ICU -->
     <MicrosoftNETCoreRuntimeICUTransportVersion>7.0.0-alpha.1.21477.1</MicrosoftNETCoreRuntimeICUTransportVersion>