test/e2e: Tests time out waiting for expected Contour status

[sunjayBhatia]

Occurred 12 times over the weekend of 7/24 - 7/26

See instances:

• https://github.com/projectcontour/contour-operator/runs/3160508600?check_suite_focus=true
• https://github.com/projectcontour/contour-operator/runs/3161374283?check_suite_focus=true

Fix options:

• Increase timeout to wait for Contour status?
• etc.