msm: camera: utils: add spacing between register values

when using the cam_io_dump function to dump the register
values we are getting 4 register values without spacing
which makes is difficult to read, so adding space between
two specific register values.

Change-Id: I2d45980bf0e1b048ae784e3f3262311166884f53
Signed-off-by: Tejas Prajapati <tpraja@codeaurora.org>