MINOR: Makefile: add MEMORY_POOLS to the list of DEBUG_xxx options

Add the DEBUG_MEMORY_POOLS option to the list of DEBUG_xxx options in
the Makefile.

(cherry picked from commit dbee2e57fd7d78bc8aff2ed18357af9921e31e03)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
1 file changed