Staging: emxx_udc: Convert from __attribute__((aligned(size))) to __aligned(size)

This patch addresses the checkpatch.pl warning
WARNING: __aligned(size) is preferred over __attribute__((aligned(size)))

aligned(x) is a macro :
#define __aligned(x)                   __attribute__((aligned(x)))
Signed-off-by: Vatika Harlalka <vatikaharlalka@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/emxx_udc/emxx_udc.h

@@ -535,7 +535,7 @@ typedef struct _T_FC_REGS {
 
 	u8 Reserved1200[0x1000-0x200];	/* Reserved */
 
-} __attribute__ ((aligned(32))) T_FC_REGS, *PT_FC_REGS;
+} __aligned(32) T_FC_REGS, *PT_FC_REGS;