Use named value-parameterized tests for angle_end2end_tests This replace the non-descriptive digit at the end of the test name by the name of the configuration being tested. BUG=angleproject:1153 Change-Id: Ieed08c8e5f111c079c183dd96cf3fe1cfff52f7f Reviewed-on: https://chromium-review.googlesource.com/296685 Reviewed-by: Geoff Lang <geofflang@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Corentin Wallez <cwallez@chromium.org> Tested-by: Corentin Wallez <cwallez@chromium.org>