Update sip and build for Python 3.8

3 jobs for update-sip-python-3.8 in 33 minutes and 52 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #187995
linux
build-linux

00:33:52

passed #187996
win
build-win

00:24:35

 
  Deploy
manual #187997
linux conda allowed to fail manual
deploy-devel