Merge branch 'Issue/1910-MigrationtoNET6.0' into 'dev'

Update: Migrated to .NET6.0 (coscine/issues#1910)

See merge request !108

src/STS/STS.csproj

@@ -4,7 +4,7 @@
     <AssemblyName>Coscine.Api.STS</AssemblyName>
     <RootNamespace>Coscine.Api.STS</RootNamespace>
 	<GenerateDocumentationFile>true</GenerateDocumentationFile>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
   <Version>2.3.3</Version></PropertyGroup>
 	<PropertyGroup>