fix: corrected meetup link for past 15th Birthday Show n' Tell event

Author: yanneves

_assets/images/talks/throw-away-your-javascript-ojv4.jpg

@@ -46,3 +46,5 @@ You will be able to join us in-person at [Runway East](https://runwayea.st/locat
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 Pizzas provided by our venue! Runway East has been fighting boring offices since 2014. Members get team bliss guaranteed with space to scale. [Learn more](https://runwayea.st/locations/brighton?utm_source=external&utm_medium=event&utm_campaign=sponsorship). A limited number of drinks will be available thanks to [Silicon Brighton](https://siliconbrighton.com/), but we recommend you bring your own to avoid missing out.
+
+[meetup]: https://www.meetup.com/async-web-tech-meetup/events/306226491