qcacld-3.0: Remove -DUSE_NEW_TDLS_PEER_CALLBACKS

Change "qcacmn: Remove obsolete TDLS peer callback interface"
(Change-Id I32bb1f633b1dd1514aa6e4c3fdea044b3bca0009 in project
qca-wifi-host-cmn) has complete removed the old TDLS peer callbacks;
the new callbacks are the only ones supported.  Therefore remove the
usage of USE_NEW_TDLS_PEER_CALLBACKS which was previously being used
to select the new callbacks.

Change-Id: I6b82b563e060727dfd02bfea40e4439ea09d7f75
CRs-Fixed: 2200994

Kbuild

@@ -2449,9 +2449,6 @@ ifeq ($(CONFIG_DYNAMIC_DEBUG),y)
 CDEFINES += -DFEATURE_MULTICAST_HOST_FW_MSGS
 endif
 
-# Temporary until this is made the default in qca-wifi-host-cmn
-CDEFINES += -DUSE_NEW_TDLS_PEER_CALLBACKS
-
 KBUILD_CPPFLAGS += $(CDEFINES)
 
 # Currently, for versions of gcc which support it, the kernel Makefile