msm: camera: Change func select for webcam1 reset

For gpio 18, webcam1 reset corresponds to func 0. Add entry in
cam_settings array and modify the func select val.

Change-Id: I9dbf78e27326cdb73fe1ea6a23a2ce5c92593d0a
Signed-off-by: Sreesudhan Ramakrish Ramkumar <srramku@codeaurora.org>