test: update e2e test to work with an actual BE #1311

Job	Run time
setup	3s
test (./examples/with-i18next)	3m 58s
test (./examples/with-update-email-post-verification)	3m 58s
test (./examples/with-emailpassword-vercel)	3m 19s
test (./examples/with-emailverification-then-password-thirdpartyemailpassword)	4m 7s
test (./examples/with-thirdpartyemailpassword-passwordless)	3m 43s
test (./examples/with-emailverification-with-otp)	3m 25s
test (./examples/with-thirdpartyemailpassword-2fa-passwordless)	3m 42s
test (./examples/with-localstorage)	2m 32s
test (./examples/with-multiple-email-sign-in)	3m 38s
test (./examples/with-sign-in-up-split-emailpassword)	3m 15s
test (./examples/with-one-login-per-subdomain)	3m 20s
test (./examples/with-phone-password)	3m 27s
test (./examples/with-svelte-react-thirdpartyemailpassword)	2m 52s
test (./examples/with-cli-login)	3m 58s
test (./examples/with-account-linking)	3m 27s
test (./examples/with-netlify)	3m 43s
test (./examples/with-no-session-on-sign-up-thirdpartyemailpassword)	3m 16s
	59m 43s

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