adds strong-name signing

Signed-off-by: Oleh Dokuka <shadowgun@i.ua>

Author: OlegDokuka

RSocket.Core/RSocket.Core.csproj

@@ -14,6 +14,14 @@
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
 
+  <PropertyGroup>
+	  <AssemblyOriginatorKeyFile>RSocketStrongName.snk</AssemblyOriginatorKeyFile>
+  </PropertyGroup>
+
+  <PropertyGroup>
+	  <SignAssembly>True</SignAssembly>
+  </PropertyGroup>
+
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Logging" Version="2.2.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="2.2.0" />