[py] Ignoring a test failed because of marionette regression, see https://bugzilla.mozilla.org/show_bug.cgi?id=1477977

Cr-Mirrored-From: https://chromium.googlesource.com/external/github.com/SeleniumHQ/selenium
Cr-Mirrored-Commit: 10b7cf3bb93016cc2c041753ec7159f7700422cf
1 file changed