Keyboard Shortcut dialog on Help page is broken
Summary
The keyboard shortcuts dialog does not open.
Note this also effects the ?
shortcut though that doesn't seem to produce an error.
Steps to reproduce
Go to https://gitlab.com/help and click "Use shortcuts" in the right sidebar. No dialog will appear.
What is the current bug behavior?
A JS error occurs.
What is the expected correct behavior?
The shortcut dialog should show up and show me all the available keyboard shortcuts.
Relevant logs and/or screenshots
Uncaught ReferenceError: Shortcuts is not defined
at HTMLAnchorElement.onclick (help:294)
Output of checks
This bug happens on GitLab.com, v10.2.4. Reproduced on CE 10.2.4 as well.