Revert "HTTP check protection for #wikipedia-fr"

Summary:
The protection was efficient, but not used for one month.

This reverts commit 98b9f6dc52a573a6c799c8e17616a03f7c47cf57.
New core procedures are kept.

Test Plan: unbind sign - "#wikipedia-fr *!*@*" join:vandalism

Reviewers: dereckson

Differential Revision: https://devcentral.nasqueron.org/D702