trivial: Remove unneeded ifndef in memory.h

All the file is surounded already by #ifndef CONFIG_USER_ONLY.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

include/exec/memory.h

@@ -17,9 +17,7 @@
 #ifndef CONFIG_USER_ONLY
 
 #include "exec/cpu-common.h"
-#ifndef CONFIG_USER_ONLY
 #include "exec/hwaddr.h"
-#endif
 #include "exec/memattrs.h"
 #include "exec/ramlist.h"
 #include "qemu/queue.h"