test: test_storage test_support pytest refactor#2239

taddes wants to merge 2 commits intomastermozilla-services/syncstorage-rs:masterfrom

test/update-pytest-for-large-storage-and-support-tests-STOR-537mozilla-services/syncstorage-rs:test/update-pytest-for-large-storage-and-support-tests-STOR-537Copy head branch name to clipboard