updated cypress test to support sso upgrade jobs

General MR

Summary

• Updated cypress test to support SSO upgrade jobs

Relevant logs/screenshots

successful sso upgrade artifact: https://repo1.dso.mil/big-bang/product/packages/mattermost/-/jobs/62989970/artifacts/file/test-artifacts/mattermost/cypress/videos/01-mattermost-health.spec.cy.js.mp4

Linked Issue

Issue

Upgrade Notices

N/A