*: slap on a few ALIGN1/2s where appropriate

The result of looking at "grep -F -B2 '*fill*' busybox_unstripped.map"

   text	   data	    bss	    dec	    hex	filename
 829901	   4086	   1904	 835891	  cc133	busybox_before
 829665	   4086	   1904	 835655	  cc047	busybox

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

archival/libarchive/common.c

@@ -6,4 +6,4 @@
 #include "libbb.h"
 #include "bb_archive.h"
 
-const char cpio_TRAILER[] = "TRAILER!!!";
+const char cpio_TRAILER[] ALIGN1 = "TRAILER!!!";