tty/vt: consolemap: saner variable names in set_inverse_trans_unicode()

tty/vt: consolemap: saner variable names in set_inverse_trans_unicode()

The function still uses too vague parameter name after commit
d75c4930b9bd (tty/vt: consolemap: saner variable names in
set_inverse_trans_unicode()).

So use "dict" instead of "p" for that parameter too.

Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20220614090537.15557-3-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>