Now that we no-longer need to set an upper limit of outgoing ACL
buffers (thanks to reintroducing the ACL semaphore) we don't need to
perform a second initialization of the buffers.
Change-Id: Ie59bf7cb0e6915f1c67ca3dfb03244f9b4af94d5
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>