Use prettier #defines for attributes

kernel/amd64/tss.c

@@ -1,6 +1,7 @@
 #include <amd64/tss.h>
+#include <aux/compiler.h>
 #include <libk/std.h>
 
-__attribute__ ((aligned (16))) static volatile struct tss tss;
+ALIGNED (16) static volatile struct tss tss;
 
 volatile struct tss* amd64_get_tss (void) { return &tss; }