CoM proof points

Why is this change being made?

Handbooking proof points from a Command of the Message Google doc so the content is more findable, editable, extensible, etc. to kick off resolving https://gitlab.com/gitlab-com/marketing/product-marketing/issues/1573

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