Fix small gap between color option quadrants

Fix small gap by adjusting the constraint width and height of all the
quadrants to be slightly larger to prevent pixel differences that create
the appearnace of a gap.
Before: https://screenshot.googleplex.com/8YLAJFP9sLJjeMf.png
After: https://screenshot.googleplex.com/Bkg6iQQ2pTLtb8C.png

Bug: 278873537
Test: Manually verified
Change-Id: I354774d62ef17a714d7ea2b5b30ca2f6fdcc2a1c