vendor: process_props: use a dpi value in the range the user can choose from as default on high dpi devices

At densities of 480 and above, only steps of 40dpi are available, closest to 493 is 480

See :

https://github.com/SlimRoms/packages_apps_Settings/commit/bff186b922e510e95d4bb9f3a0d2e259b4546a0a#diff-c8e3aa06f1ce774f0a7772d8d17a5d7fR154

Signed-off-by: Jean-Pierre Rasquin <yank555.lu@gmail.com>

Change-Id: I4960e6f1f09ff97b6437ab5fe1974a84662b7740
1 file changed