virtio: rename header to vhost_user_internal.h

This avoids conflict with public vhost_user.h header
file which can cause problems with abidiff.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: Ia258b4621eda9f6855d46bbf67d8369a053a7116
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/13732
Community-CI: Mellanox Build Bot
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>

lib/virtio/vhost_user.c

@@ -5,7 +5,7 @@
 
 #include "spdk/stdinc.h"
 
-#include "vhost_user.h"
+#include "vhost_user_internal.h"
 
 #include "spdk/string.h"
 #include "spdk_internal/vhost_user.h"

lib/virtio/virtio_user.c

@@ -7,7 +7,7 @@
 
 #include <sys/eventfd.h>
 
-#include "vhost_user.h"
+#include "vhost_user_internal.h"
 #include "spdk/string.h"
 #include "spdk/config.h"
 #include "spdk/util.h"