#Issue 59: set up new page for ambass dinner report

Update docs/community/events/ambassadors_celebration_meeting_and_dinner.md, docs/community/events/images/ambass-celebration-2023-img-st-annes-coffee.png, docs/community/events/images/ambass-celebration-2023-img-amb-dinner.png

mentioned in commit 3e90ec8b

merged

Thanks so much for this @vyp730 !

Could you take a look at the yml front matter on one of the other pages and add in the appropriate stuff for navigation? Documentation from the theme here, if it's not obvious!