version bump to 2.0.9

Author: jasolko

src/JsonApiDotNetCore/JsonApiDotNetCore.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <VersionPrefix>2.0.8</VersionPrefix>
+    <VersionPrefix>2.0.9</VersionPrefix>
     <TargetFrameworks>netstandard1.6</TargetFrameworks>
     <AssemblyName>JsonApiDotNetCore</AssemblyName>
     <PackageId>JsonApiDotNetCore</PackageId>
@@ -21,4 +21,4 @@
     <PackageReference Include="Microsoft.Extensions.Logging" Version="1.1.2" />
     <PackageReference Include="System.ValueTuple" Version="4.3.1" />
   </ItemGroup>
-</Project>
+</Project>