iwlegacy: rename iwl-core.h to common.h

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
diff --git a/drivers/net/wireless/iwlegacy/4965-calib.c b/drivers/net/wireless/iwlegacy/4965-calib.c
index c5dcc52..1e47798 100644
--- a/drivers/net/wireless/iwlegacy/4965-calib.c
+++ b/drivers/net/wireless/iwlegacy/4965-calib.c
@@ -64,7 +64,7 @@
 #include <net/mac80211.h>
 
 #include "iwl-dev.h"
-#include "iwl-core.h"
+#include "common.h"
 #include "4965.h"
 
 /*****************************************************************************