libs/lmo: fix typo in previous commit

libs/lmo/src/lmo_core.c

@@ -220,7 +220,7 @@ int lmo_lookup(lmo_archive_t *ar, const char *key, char *dest, int len)
 		{
 			copy_len = ((len - 1) > entry->length) ? entry->length : (len - 1);
 			memcpy(dest, &ar->mmap[entry->offset], copy_len);
-			data[copy_len] = '\0';
+			dest[copy_len] = '\0';
 
 			break;
 		}