Disable the A/B test that contains the 2 treatment groups (with edit icon + without edit icon) in the sticky header for idwiki and viwiki.
Acceptance criteria
- idwiki and viwiki have sticky header with edit button A/B test disabled
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Restore default sticky header config for idwiki + viwiki (revert https://gerrit.wikimedia.org/r/c/operations/mediawiki-config/+/823268/) unlessit's ok to leave sticky header + sticky header edit config enabled for idwiki + viwiki - Disable Aug 31 (to be confirmed) << deployed 9/1