fs: Remove trailing whitespaces

Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>

grub-core/fs/affs.c

@@ -345,7 +345,7 @@ grub_affs_create_node (grub_fshelp_node_t dir,
   if (len > sizeof (fil->name))
     len = sizeof (fil->name);
   *grub_latin1_to_utf8 (name_u8, fil->name, len) = '\0';
-  
+
   (*node)->di = *fil;
   for (nest = 0; nest < 8; nest++)
     {
@@ -417,7 +417,7 @@ grub_affs_iterate_dir (grub_fshelp_node_t dir,
   node = orig_node = grub_zalloc (sizeof (*node));
   if (!node)
     return 1;
-    
+
   *node = *dir;
   if (hook (".", GRUB_FSHELP_DIR, node, hook_data))
     return 1;