test(UI): non-admin user for UI tests and misc fixes (backport #17995) (#18079)
* test(UI): use non-admin user for tests
(cherry picked from commit f07bc3b369)
# Conflicts:
# .github/workflows/ui-tests.yml
* test: fix tests using admin account
(cherry picked from commit a6b341bd59)
# Conflicts:
# cypress/integration/dashboard_links.js
* test: add test role to user
(cherry picked from commit 0896873c8a)
* chore: conflicts
* test: fix broken test
Not sure why there's test on doctype "created by". Makes no sense.
Co-authored-by: Ankush Menat <ankush@frappe.io>