expose internals to the unit test project

this seems to have been breaking the build, since CI would build the merged branch, where rest wasn't exposed to the unit tests

src/Discord.Net.Commands/AssemblyInfo.cs

@@ -1,3 +1,4 @@
-using System.Runtime.CompilerServices;
+using System.Runtime.CompilerServices;
 
-[assembly: InternalsVisibleTo("Discord.Net.Tests")]
+[assembly: InternalsVisibleTo("Discord.Net.Tests")]
+[assembly: InternalsVisibleTo("Discord.Net.Tests.Unit")]

src/Discord.Net.Core/AssemblyInfo.cs

@@ -1,4 +1,4 @@
-using System.Runtime.CompilerServices;
+using System.Runtime.CompilerServices;
 
 [assembly: InternalsVisibleTo("Discord.Net.Relay")]
 [assembly: InternalsVisibleTo("Discord.Net.Rest")]
@@ -6,4 +6,5 @@
 [assembly: InternalsVisibleTo("Discord.Net.WebSocket")]
 [assembly: InternalsVisibleTo("Discord.Net.Webhook")]
 [assembly: InternalsVisibleTo("Discord.Net.Commands")]
-[assembly: InternalsVisibleTo("Discord.Net.Tests")]
+[assembly: InternalsVisibleTo("Discord.Net.Tests")]
+[assembly: InternalsVisibleTo("Discord.Net.Tests.Unit")]

src/Discord.Net.Rest/AssemblyInfo.cs

@@ -5,6 +5,7 @@ using System.Runtime.CompilerServices;
 [assembly: InternalsVisibleTo("Discord.Net.Webhook")]
 [assembly: InternalsVisibleTo("Discord.Net.Commands")]
 [assembly: InternalsVisibleTo("Discord.Net.Tests")]
+[assembly: InternalsVisibleTo("Discord.Net.Tests.Unit")]
 
 [assembly: TypeForwardedTo(typeof(Discord.Embed))]
 [assembly: TypeForwardedTo(typeof(Discord.EmbedBuilder))]

src/Discord.Net.WebSocket/AssemblyInfo.cs

@@ -1,4 +1,5 @@
-using System.Runtime.CompilerServices;
+using System.Runtime.CompilerServices;
 
 [assembly: InternalsVisibleTo("Discord.Net.Relay")]
-[assembly: InternalsVisibleTo("Discord.Net.Tests")]
+[assembly: InternalsVisibleTo("Discord.Net.Tests")]
+[assembly: InternalsVisibleTo("Discord.Net.Tests.Unit")]

src/Discord.Net.Webhook/AssemblyInfo.cs

@@ -1,3 +1,4 @@
-using System.Runtime.CompilerServices;
+using System.Runtime.CompilerServices;
 
-[assembly: InternalsVisibleTo("Discord.Net.Tests")]
+[assembly: InternalsVisibleTo("Discord.Net.Tests")]
+[assembly: InternalsVisibleTo("Discord.Net.Tests.Unit")]