Update build-tools to ab/4377862

The main reason that I'm updating this is for a new ckati prebuilt,
which adds deprecated/obsolete variable support.

It looks like many of the libraries got updates too, along with d8 &
desugar.

Test: m
Test: add obsolete/deprecated vars, check output
Change-Id: Ib6da28c13628a872b0519c2591f877307d9381e1