Bump dev version to v3.16.0

Author: mdesalvo

RDFSharp.Test/RDFSharp.Test.csproj

@@ -3,7 +3,7 @@
         <AssemblyTitle>RDFSharp.Test</AssemblyTitle>
         <AssemblyName>RDFSharp.Test</AssemblyName>
         <AssemblyVersion>$(Version)</AssemblyVersion>
-        <Version>3.15.0</Version>
+        <Version>3.16.0</Version>
         <Authors>Marco De Salvo</Authors>
         <Copyright>Marco De Salvo</Copyright>
         <TargetFramework>net8.0</TargetFramework>

RDFSharp/RDFSharp.csproj

@@ -3,7 +3,7 @@
     <AssemblyTitle>RDFSharp</AssemblyTitle>
     <AssemblyName>RDFSharp</AssemblyName>
     <AssemblyVersion>$(Version)</AssemblyVersion>
-    <Version>3.15.0</Version>
+    <Version>3.16.0</Version>
     <Authors>Marco De Salvo</Authors>
     <Copyright>Marco De Salvo</Copyright>
     <Description>Lightweight and friendly .NET library for realizing Semantic Web applications</Description>