CMake: Add jemalloc when tools are enabled too

* Since jemalloc is linked by common which is used by tools

dep/CMakeLists.txt

@@ -26,12 +26,12 @@ if(SERVERS OR TOOLS)
   add_subdirectory(utf8cpp)
   add_subdirectory(valgrind)
   add_subdirectory(openssl)
+  add_subdirectory(jemalloc)
 endif()
 
 if(SERVERS)
   add_subdirectory(mysql)
   add_subdirectory(readline)
-  add_subdirectory(jemalloc)
   add_subdirectory(gsoap)
   add_subdirectory(process)
   add_subdirectory(zmqpp)