fix(CI): samples/client/benchmark dir needs module support

Author: wravery

samples/client/CMakeLists.txt

@@ -9,10 +9,9 @@ add_subdirectory(subscribe)
 add_subdirectory(nestedinput)
 add_subdirectory(multiple)
 
-add_subdirectory(benchmark)
-
 if(GRAPHQL_BUILD_MODULES)
   # client_benchmark
+  add_subdirectory(benchmark)
   add_executable(client_benchmark benchmark.cpp)
   target_link_libraries(client_benchmark PRIVATE
     benchmark_client)