Make revocation tests use CRLBuilder instead of its own copy

[bartonjs]

Some test cleanup that got missed in the CRLBuilder PR

[ghost]

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Issue Details

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Some test cleanup that got missed in the CRLBuilder PR

Author:	bartonjs
Assignees:	-
Labels:	area-System.Security, test-enhancement
Milestone:	7.0.0

[bartonjs]

I learned not to ctrl+click multiple commits and then choose revert. That only chooses the last one you selected and if it's not the top you get to merge conflict with yourself.

So I just squashed everything down to the one commit and force pushed.

_{Dear GitHub, I don't know what you're doing when you update the merge status grid/block/whatever, but quit moving my focus to a different textbox.}

[vcsjones]

A tip, in case it wasn't obvious (because it's not), "forced-pushed" is a link:

So you can see a diff between the force push references.

Dear GitHub

Noted 🙂