qcacld-3.0: Move cds_get_bin.c to concurrency management files

cds_get_bin.h and cds_get_bin.c were derived from qcacld-2.0
vos_get_bin.h and vos_get_bin.c.  These files got their names
since at one time they housed the wrappers used to retrieve
binary files nv.bin, cfg.dat, and firmware.  But over time the
functionality to actually retrieve binary files (get_bin) has
been removed, and almost all that is left is concurrency
management functions.  So, moving the .[ch] functionality to
the right files.

CRs-Fixed: 932777
Change-Id: I4a26c304cc6b6224d0839c365e4006fd32270961

Kbuild

@@ -604,7 +604,6 @@ CDS_INC := 	-I$(WLAN_ROOT)/$(CDS_INC_DIR) \
 		-I$(WLAN_ROOT)/$(CDS_SRC_DIR)
 
 CDS_OBJS :=	$(CDS_SRC_DIR)/cds_api.o \
-		$(CDS_SRC_DIR)/cds_get_bin.o \
 		$(CDS_SRC_DIR)/cds_reg_service.o \
 		$(CDS_SRC_DIR)/cds_mq.o \
 		$(CDS_SRC_DIR)/cds_packet.o \