Swap order of blocks and blocks0 in 128l_mac_state

Spotted by @utelle -- Thanks!

src/aegis128l/aegis128l_common.h

@@ -304,8 +304,8 @@ typedef struct _aegis128l_state {
 } _aegis128l_state;
 
 typedef struct _aegis128l_mac_state {
-    aegis_blocks blocks0;
     aegis_blocks blocks;
+    aegis_blocks blocks0;
     uint8_t      buf[RATE];
     uint64_t     adlen;
     size_t       pos;