Revert "[mod_opus] Fix Windows build regression made by previous commit"

This reverts commit 25afda9be0.

src/mod/codecs/mod_opus/mod_opus.2017.vcxproj

@@ -130,10 +130,6 @@
   </ItemDefinitionGroup>
   <ItemGroup>
     <ClCompile Include="mod_opus.c" />
-    <ClCompile Include="opus_parse.c" />
-  </ItemGroup>
-  <ItemGroup>
-    <ClInclude Include="opus_parse.h" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\..\..\libs\win32\opus\opus.2017.vcxproj">

src/mod/codecs/mod_opus/opus_parse.c

@@ -29,7 +29,7 @@
  */
 
 #include "switch.h"
-#include "opus.h"
+#include <opus/opus.h>
 #include "opus_parse.h"
 /* Tables for LBRR_sympbol decoding */