media: drivers: staging: media: atomisp: pci: atomisp2: css2400: fix misspellings

Misspelled words are fixed in several places.

Signed-off-by: Alona Solntseva <al.solnts@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>