video: fbdev: savage: fix indentation issue

The indentation in the if statement is not indented correctly, fix
this with extra level of indentation.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Cc: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>