chatMessage Hook is not included in hookEvents

[mattexdee]

Where did you find it, or where does it belong for requests?

V10 API Documentation (https://foundryvtt.com/api/v10/)

What page or file needs a look at?

https://foundryvtt.com/api/modules/hookEvents.html

What core version are you reporting this for?

Version 10/11

What is wrong, in your opinion?

Reported by Mana in #docs-feedback: https://discord.com/channels/170995199584108546/1088790838403924048/1088790838403924048

Ref: https://foundryvtt.com/api/modules/hookEvents.html

chatMessage hook has documentation in the code, but it's not present in the online documentation.

[aaclayton]

Related to #9313