Let execute test:after:run event in failed tests

Added

• test(e2e): Check that test:after:run event is executed in failed tests.

Changed

• feat: Do not stop runner from failed test hook and execute flag task "parallely" in order to let execute test:after:run events. (closes #61)
• test(e2e): Update Cypress 6 to latest version.
• chore(deps): Update devDependencies

Removed

• test(unit): Remove duplicated test