Rename sources/tech/20200719 Open source development works to improve contact tracing in Europe.md to sources/talk/20200719 Open source development works to improve contact tracing in Europe.md

This commit is contained in:
Xingyu.Wang 2020-07-20 09:18:58 +08:00 committed by GitHub
parent e1be91a69a
commit 080dff7966
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23