Chore: 2.3.1

# [2.3.1](v2.3.0...v2.3.1) (2021-06-28)

## Fix
* Linked Resources now working (coscine/issues#1616)

src/Tree/Tree.csproj

@@ -5,7 +5,7 @@
 		<AssemblyName>Coscine.Api.Tree</AssemblyName>
 		<GenerateDocumentationFile>true</GenerateDocumentationFile>
 		<TargetFramework>net5.0</TargetFramework>
-		<Version>2.3.0</Version>
+		<Version>2.3.1</Version>
 	</PropertyGroup>
 	<PropertyGroup>
 		<Authors>RWTH Aachen University</Authors>