V4L/DVB (12468): saa7134: Fix bad whitespacing

The changeset 0b17d0ed that aded ASUSTeK P7131 Analog were using
7 spaces instead of tab, probably due to some bad cut-and-paste.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --cc drivers/media/video/saa7134/saa7134-cards.c
Simple merge

diff --cc drivers/media/video/saa7134/saa7134-input.c
Simple merge