misc: palmas: reduce system voltage monitor frequency

misc: palmas: reduce system voltage monitor frequency

palmas_ldousb_in_sel_work periodically checks the system
voltage every 100 ms, increasing this to 1 second to
increase cpu idle time

Bug 1716167

Change-Id: I16a901272e5fb6b086698fa8f971467bc14767db
Signed-off-by: Somdutta Roy <somduttar@nvidia.com>
Reviewed-on: http://git-master/r/929331
Reviewed-by: Dhiren Parmar <dparmar@nvidia.com>
Tested-by: Dhiren Parmar <dparmar@nvidia.com>
(cherry picked from commit cb63fa51cab28aa6871fef9e9839e56a688c9e93)
Reviewed-on: http://git-master/r/1010606
Reviewed-by: Steve Rogers <srogers@nvidia.com>