components: Darken checkbox default color.
components: Darken checkbox default color.

This darkens the default checkbox color to be more contrasty as to not
look like they are disabled.

rht/zulip,vaidap/zulip,hackerkid/zulip,brockwhittaker/zulip,verma-varsha/zulip,hackerkid/zulip,shubhamdhama/zulip,timabbott/zulip,amanharitsh123/zulip,jrowan/zulip,brainwane/zulip,rht/zulip,andersk/zulip,tommyip/zulip,Galexrt/zulip,vabs22/zulip,jackrzhang/zulip,jrowan/zulip,synicalsyntax/zulip,showell/zulip,jrowan/zulip,jackrzhang/zulip,mahim97/zulip,eeshangarg/zulip,j831/zulip,punchagan/zulip,amanharitsh123/zulip,verma-varsha/zulip,andersk/zulip,jrowan/zulip,showell/zulip,andersk/zulip,verma-varsha/zulip,christi3k/zulip,christi3k/zulip,mahim97/zulip,dhcrzf/zulip,dhcrzf/zulip,ryanbackman/zulip,punchagan/zulip,vabs22/zulip,kou/zulip,dhcrzf/zulip,mahim97/zulip,kou/zulip,zulip/zulip,punchagan/zulip,christi3k/zulip,timabbott/zulip,synicalsyntax/zulip,synicalsyntax/zulip,verma-varsha/zulip,rht/zulip,j831/zulip,brainwane/zulip,tommyip/zulip,andersk/zulip,synicalsyntax/zulip,jrowan/zulip,ryanbackman/zulip,punchagan/zulip,kou/zulip,shubhamdhama/zulip,dhcrzf/zulip,punchagan/zulip,brainwane/zulip,vaidap/zulip,Galexrt/zulip,tommyip/zulip,j831/zulip,brainwane/zulip,mahim97/zulip,rht/zulip,rht/zulip,brockwhittaker/zulip,ryanbackman/zulip,brockwhittaker/zulip,eeshangarg/zulip,Galexrt/zulip,brockwhittaker/zulip,vabs22/zulip,punchagan/zulip,vabs22/zulip,jrowan/zulip,shubhamdhama/zulip,christi3k/zulip,kou/zulip,christi3k/zulip,timabbott/zulip,j831/zulip,rishig/zulip,hackerkid/zulip,jphilipsen05/zulip,zulip/zulip,timabbott/zulip,vaidap/zulip,eeshangarg/zulip,kou/zulip,tommyip/zulip,ryanbackman/zulip,andersk/zulip,vaidap/zulip,brainwane/zulip,synicalsyntax/zulip,showell/zulip,tommyip/zulip,eeshangarg/zulip,mahim97/zulip,brockwhittaker/zulip,jackrzhang/zulip,zulip/zulip,verma-varsha/zulip,brockwhittaker/zulip,rishig/zulip,showell/zulip,andersk/zulip,synicalsyntax/zulip,showell/zulip,synicalsyntax/zulip,timabbott/zulip,jackrzhang/zulip,vaidap/zulip,jphilipsen05/zulip,j831/zulip,vaidap/zulip,j831/zulip,rishig/zulip,Galexrt/zulip,ryanbackman/zulip,shubhamdhama/zulip,hackerkid/zulip,rishig/zulip,jphilipsen05/zulip,showell/zulip,jphilipsen05/zulip,rht/zulip,mahim97/zulip,jphilipsen05/zulip,zulip/zulip,Galexrt/zulip,christi3k/zulip,showell/zulip,verma-varsha/zulip,jphilipsen05/zulip,punchagan/zulip,jackrzhang/zulip,vabs22/zulip,hackerkid/zulip,rishig/zulip,dhcrzf/zulip,amanharitsh123/zulip,timabbott/zulip,andersk/zulip,shubhamdhama/zulip,eeshangarg/zulip,brainwane/zulip,kou/zulip,amanharitsh123/zulip,rht/zulip,tommyip/zulip,Galexrt/zulip,dhcrzf/zulip,amanharitsh123/zulip,rishig/zulip,tommyip/zulip,shubhamdhama/zulip,dhcrzf/zulip,ryanbackman/zulip,zulip/zulip,vabs22/zulip,hackerkid/zulip,eeshangarg/zulip,timabbott/zulip,zulip/zulip,Galexrt/zulip,eeshangarg/zulip,brainwane/zulip,jackrzhang/zulip,amanharitsh123/zulip,jackrzhang/zulip,rishig/zulip,kou/zulip,shubhamdhama/zulip,hackerkid/zulip,zulip/zulip