Fixing cmake lists for examples.

Documentation/Examples/Algorithms/CMakeLists.txt

@@ -21,7 +21,7 @@ if( BUILD_CUDA )
       set( CUDA_OUTPUTS ${CUDA_OUTPUTS} ${target}.out )
    endforeach()
 else()
-   foreach( target IN ITEMS "${COMMON_EXAMPLES} ${HOST_EXAMPLES}")
+   foreach( target IN ITEMS ${COMMON_EXAMPLES} ${HOST_EXAMPLES})
       add_executable( ${target} ${target}.cpp )
       add_custom_command( COMMAND ${target} > ${TNL_DOCUMENTATION_OUTPUT_SNIPPETS_PATH}/${target}.out OUTPUT ${target}.out )
       set( HOST_OUTPUTS ${HOST_OUTPUTS} ${target}.out )