Fix unit test project

Author: josesimoes

Tests/NFUnitTestBitConverter/NFUnitTestBitConverter.nfproj

@@ -33,4 +33,5 @@
     <ProjectReference Include="..\TestFramework\TestFramework.nfproj" />
     <ProjectReference Include="..\UnitTestLauncher\UnitTestLauncher.nfproj" />
   </ItemGroup>
-  <Import Project="$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets" Condition="Exists('$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets')" />
+  <Import Project="$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets" Condition="Exists('$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets')" />
+</Project>