Add .vpython .vpython3 to trigger all tests on changes there. Bug: chromium:1346781 Bug: angleproject:7576 Change-Id: Ic238a95c68cefb5f83b6a8db2ab009ef94ea80c9 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3835165 Reviewed-by: Yuly Novikov <ynovikov@chromium.org> Commit-Queue: Roman Lavrov <romanl@google.com> Commit-Queue: Yuly Novikov <ynovikov@chromium.org>