decrease padding: gcc-9.3.1 slaps 32-byte alignment on arrays willy-nilly

   text	   data	    bss	    dec	    hex	filename
1021236	    559	   5052	1026847	  fab1f	busybox_old
1021120	    559	   5052	1026731	  faaab	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/archival/libarchive/decompress_gunzip.c b/archival/libarchive/decompress_gunzip.c
index 03049cc..eb3b649 100644
--- a/archival/libarchive/decompress_gunzip.c
+++ b/archival/libarchive/decompress_gunzip.c
@@ -194,14 +194,14 @@
 };
 /* Copy lengths and extra bits for literal codes 257..285 */
 /* note: see note #13 above about the 258 in this list. */
-static const struct cp_ext lit = {
+static const struct cp_ext lit ALIGN2 = {
 	/*257 258 259 260 261 262 263 264 265 266 267 268 269 270 271  272  273  274  275  276   277   278   279   280   281   282   283    284    285 */
 	/*0   1   2   3   4   5   6   7   8   9   10  11  12  13   14   15   16   17   18   19    20    21    22    23    24    25    26     27     28     29  30 */
 	{ 3,  4,  5,  6,  7,  8,  9,  10, 11, 13, 15, 17, 19, 23,  27,  31,  35,  43,  51,  59,   67,   83,   99,  115,  131,  163,  195,   227,   258,     0, 0  },
 	{ 0,  0,  0,  0,  0,  0,  0,   0,  1,  1,  1,  1,  2,  2,   2,   2,   3,   3,   3,   3,    4,    4,    4,    4,    5,    5,    5,     5,     0,    99, 99 } /* 99 == invalid */
 };
 /* Copy offsets and extra bits for distance codes 0..29 */
-static const struct cp_ext dist = {
+static const struct cp_ext dist ALIGN2 = {
 	/*0   1   2   3   4   5   6   7   8   9   10  11  12  13   14   15   16   17   18   19    20    21    22    23    24    25    26     27     28     29 */
 	{ 1,  2,  3,  4,  5,  7,  9,  13, 17, 25, 33, 49, 65, 97, 129, 193, 257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145, 8193, 12289, 16385, 24577 },
 	{ 0,  0,  0,  0,  1,  1,  2,   2,  3,  3,  4,  4,  5,  5,   6,   6,   7,   7,   8,   8,    9,    9,   10,   10,   11,   11,   12,    12,    13,    13 }