Revert "Merge pull request #18647 from julienw/999553-reenable-most-disabled-unit-tests-enable-render-test"

This reverts commit 0d0746788fad5cb60937a8cc668b13fc6eadb105, reversing
changes made to c6f4657a4ec2d9fc4fff7b7b8f96f91ef3bd13c2.