Try latest beta version of AsmResolver.DotNet.

Author: timcassell

src/BenchmarkDotNet.Weaver/BenchmarkDotNet.Weaver.csproj

@@ -17,7 +17,7 @@ then run `build.cmd pack-weaver`.
   </PropertyGroup>
 
   <ItemGroup>
-	<PackageReference Include="AsmResolver.DotNet" Version="5.5.1" />
+	<PackageReference Include="AsmResolver.DotNet" Version="6.0.0-beta.3" />
 	<PackageReference Include="Microsoft.Build.Framework" Version="17.12.6" />
 	<PackageReference Include="Microsoft.Build.Utilities.Core" Version="17.12.6" />
   </ItemGroup>

src/BenchmarkDotNet.Weaver/packages/BenchmarkDotNet.Weaver.0.15.1-develop-1.nupkg

@@ -4,7 +4,7 @@
 // *****
 
 using AsmResolver.DotNet;
-using AsmResolver.PE.DotNet.Metadata.Tables.Rows;
+using AsmResolver.PE.DotNet.Metadata.Tables;
 using Microsoft.Build.Framework;
 using Microsoft.Build.Utilities;
 using System;