Fixed allocator header to include all allocator tools

include/gp/utils/allocators.hpp

@@ -2,4 +2,5 @@
 #include "gp/utils/allocators/aggregator.hpp"
 #include "gp/utils/allocators/arena.hpp"
 #include "gp/utils/allocators/buddy.hpp"
-#include "gp/utils/allocators/dummy.hpp"
+#include "gp/utils/allocators/dummy.hpp"
+#include "gp/utils/allocators/bottleneck_allocator.hpp"