git: openjdk/mobile: 8232134: Change to Visual Studio 2017 15.9.16 for building on Windows at Oracle

[duke]

Changeset: d527c076
Author:    Erik Joelsson <erikj at openjdk.org>
Date:      2019-10-11 06:31:52 +0000
URL:       https://git.openjdk.java.net/mobile/commit/d527c076

8232134: Change to Visual Studio 2017 15.9.16 for building on Windows at Oracle

Reviewed-by: ihse

! doc/building.html
! doc/building.md
! make/conf/jib-profiles.js
! make/devkit/createWindowsDevkit2017.sh