Updates the suppression list to include Linux tests and other new
failures. Also sort the test list output to make it more readable.

Bug: angleproject:5134
Change-Id: I38b5d95ceab3270d1cab13e3fb3c19d3137d10dc
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2497568Reviewed-by: Cody Northrop <cnorthrop@google.com>
Reviewed-by: Courtney Goeltzenleuchter <courtneygo@google.com>
Commit-Queue: Jamie Madill <jmadill@chromium.org>