Upgrade Nuget packages (mostly because I want the new FileAppendLogger in RT.Util.Core)

Author: Timwi

Src/RT.Servers.csproj

@@ -24,13 +24,13 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(Configuration)' != 'Debug-locallibs'">
-    <PackageReference Include="RT.Json" version="2.0.1776" />
-    <PackageReference Include="RT.PostBuild" version="2.0.1776" />
-    <PackageReference Include="RT.Serialization" version="2.0.1776" />
-    <PackageReference Include="RT.Serialization.Json" version="2.0.1776" />
-    <PackageReference Include="RT.Serialization.Xml" version="2.0.1776" />
-    <PackageReference Include="RT.TagSoup" version="1.0.1634" />
-    <PackageReference Include="RT.Util.Core" version="2.0.1776" />
+    <PackageReference Include="RT.Json" version="2.0.1826" />
+    <PackageReference Include="RT.PostBuild" version="2.0.1826" />
+    <PackageReference Include="RT.Serialization" version="2.0.1826" />
+    <PackageReference Include="RT.Serialization.Json" version="2.0.1826" />
+    <PackageReference Include="RT.Serialization.Xml" version="2.0.1826" />
+    <PackageReference Include="RT.TagSoup" version="1.1.52" />
+    <PackageReference Include="RT.Util.Core" version="2.0.1826" />
   </ItemGroup>
 
   <ItemGroup>