ICU4C: Upgrade to VS 2019
Filing this ticket to consider migrating the various vcxproj files, props files, etc. from VS2017 to VS2019.
This would be needed to address the static init order issues on VS2017 :
Also related (C++14):
From discussion in the ICU-TC call on 2020-05-20, plan is to upgrade to VS2019 in the ICU 68 timeframe.
This would involve updating the project files, updating the build bots, and also changing the pre-built binaries to VS2019 as well.