CuDNN-RNN Fix Merge Error in Math/*filters Visual Studio files

Source/Math/Math.vcxproj.filters

@@ -110,6 +110,7 @@
     <ClInclude Include="RNGHandle.h" />
     <ClInclude Include="CPURNGHandle.h">
       <Filter>CPU</Filter>
+    </ClInclude>
     <ClInclude Include="RNNCommon.h">
       <Filter>RNN</Filter>
     </ClInclude>

Source/Math/MathCUDA.vcxproj.filters

@@ -130,6 +130,7 @@
     </ClInclude>
     <ClInclude Include="GPURNGHandle.h">
       <Filter>GPU</Filter>
+    </ClInclude>
     <ClInclude Include="CuDnnRNN.h">
       <Filter>GPU\RNN</Filter>
     </ClInclude>