remove explicit package reference of System.Runtime.CompilerServices.Unsafe

Author: smdn

src/Smdn.IO.UsbHid.Providers.LibUsbDotNet/Smdn.IO.UsbHid.Providers.LibUsbDotNet-common.props

@@ -20,7 +20,6 @@ SPDX-License-Identifier: MIT
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.0" /> <!-- Smdn.Extensions.Polly.KeyedRegistry requires 8.0.0+ -->
     <PackageReference Include="Microsoft.Extensions.Options" Version="6.0.0" /> <!-- Polly.Extensions requires 6.0.0+ -->
     <PackageReference Include="Polly.Core" Version="8.0.0" />

src/Smdn.IO.UsbHid.Providers.LibUsbDotNet/Smdn.IO.UsbHid.Providers.LibUsbDotNet.csproj

@@ -21,6 +21,7 @@ It enables applications using the `Smdn.IO.UsbHid.*` abstraction layer to operat
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" />
     <PackageReference Include="LibUsbDotNet" Version="2.2.75" />
   </ItemGroup>