target: header reshuffle, part2

This reorganized the headers under include/target into:

 - target_core_base.h stays as is with all target-wide data stuctures and defines
 - target_core_backend.h contains the whole interface to I/O backends
 - target_core_fabric.h contains the whole interface to fabric modules

Except for those only the various configfs macro headers stay around.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c
index 097eb5a..1b1edd1 100644
--- a/drivers/target/target_core_alua.c
+++ b/drivers/target/target_core_alua.c
@@ -32,9 +32,8 @@
 #include <scsi/scsi_cmnd.h>
 
 #include <target/target_core_base.h>
-#include <target/target_core_device.h>
-#include <target/target_core_transport.h>
-#include <target/target_core_fabric_ops.h>
+#include <target/target_core_backend.h>
+#include <target/target_core_fabric.h>
 #include <target/target_core_configfs.h>
 
 #include "target_core_internal.h"