Changed Box2D.NetStandard directory

Author: codingben

src/box2dx/Box2D.NetStandard.UnitTests/Box2D.NetStandard.UnitTests.csproj

@@ -14,7 +14,7 @@
     </ItemGroup>
 
     <ItemGroup>
-      <ProjectReference Include="..\..\..\src\box2dx\Box2D.NetStandard\Box2D.NetStandard.csproj" />
+      <ProjectReference Include="..\Box2D.NetStandard\Box2D.NetStandard.csproj" />
       <ProjectReference Include="..\..\..\examples\window\Box2D.WorldTests\Box2D.WorldTests.csproj" />
     </ItemGroup>