calendar: Update PhID used to filter default view
Follow up to ba15a44d that corrects the PhID value to match https://phabricator.wikimedia.org/tag/events/ instead of https://phabricator.wikimedia.org/project/view/3878/.
Bug: T357014
How to register an account on GitLab. To prevent spam, new accounts are locked until approved by an admin or the approver bot. You can also file an unlock request to expedite access.
Support: mw:GitLab, how to host a project on GitLab, #wikimedia-gitlab on libera.chat, #GitLab on Phabricator.
Follow up to ba15a44d that corrects the PhID value to match https://phabricator.wikimedia.org/tag/events/ instead of https://phabricator.wikimedia.org/project/view/3878/.
Bug: T357014