added project linker reference

src/citra/citra.vcxproj

@@ -194,6 +194,9 @@
       <LinkLibraryDependencies>true</LinkLibraryDependencies>
       <UseLibraryDependencyInputs>false</UseLibraryDependencyInputs>
     </ProjectReference>
+    <ProjectReference Include="..\video_core\video_core.vcxproj">
+      <Project>{6678d1a3-33a6-48a9-878b-48e5d2903d27}</Project>
+    </ProjectReference>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="src\citra.cpp" />