src/filemanager/file.c: tweak indentation.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
(move_dir_dir): variable clean up.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
(panel_operate): variable clean up.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>