Port remaining Puppeteer tests over to Cypress (#9104)

* Port remaining Puppeteer tests over to Cypress

* Remove puppeteer support files

* Fix lifecycle matrixclientpeg setup race condition

* Alternative solution to the lifecycle problem

* Dismiss the notifications toast

scripts/ci/prepare-end-to-end-tests.sh

@@ -1,27 +0,0 @@
-#!/bin/bash
-
-set -ev
-
-handle_error() {
-    EXIT_CODE=$?
-    exit $EXIT_CODE
-}
-
-trap 'handle_error' ERR
-
-echo "--- Building Element"
-scripts/ci/layered.sh
-cd element-web
-element_web_dir=`pwd`
-CI_PACKAGE=true yarn build
-cd ..
-# prepare end to end tests
-pushd test/end-to-end-tests
-ln -s $element_web_dir element/element-web
-# PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true ./install.sh
-# CHROME_PATH=$(which google-chrome-stable) ./run.sh
-echo "--- Install synapse & other dependencies"
-./install.sh
-# install static webserver to server symlinked local copy of element
-./element/install-webserver.sh
-popd

scripts/ci/run-end-to-end-tests.sh

@@ -1,19 +0,0 @@
-#!/bin/bash
-
-set -ev
-
-handle_error() {
-    EXIT_CODE=$?
-    exit $EXIT_CODE
-}
-
-trap 'handle_error' ERR
-
-# run end to end tests
-pushd test/end-to-end-tests
-rm -r logs || true
-mkdir logs
-echo "--- Running end-to-end tests"
-TESTS_STARTED=1
-./run.sh --no-sandbox --log-directory logs/
-popd