s390/diag: use __packed __aligned

Use __packed __aligned instead of __attribute__((packed, aligned(X)));
to match the rest of the file.
Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

arch/s390/include/asm/diag.h

@@ -81,7 +81,7 @@ struct diag210 {
 	u8 vrdccrty;	/* real device type (output) */
 	u8 vrdccrmd;	/* real device model (output) */
 	u8 vrdccrft;	/* real device feature (output) */
-} __attribute__((packed, aligned(4)));
+} __packed __aligned(4);
 
 extern int diag210(struct diag210 *addr);