Update F&A handbook order processing page with EULA info

Why is this change being made?

added clarity of when a EULA is required and when it is not

cc @amandarueda @rnalen @annapiaseczna @mkarampalas

Does this MR meet the acceptance criteria?

Conformity

• Added description to this MR explaining the reasons for the proposed change, per say-why-not-just-what