update reference for showcase in hackhathon page

HCK19_2024_Janelia_NDRH/README.md

@@ -32,10 +32,10 @@ them on how to maximally utilize the archive and the NWB standard to incorporate
 workflows. Feedback from attendees will be used to improve the software and data standard to better enable 
 reanalysis workflows.
 
-<!--
-Prior to the workshop, we are organizing [Open Neurodata Showcase](../HCK16_2023_OpenNeuroDataShowcase/README.md) where attendees can meet the contributors behind the neurophysiology datasets and explore virtual posters. Visit the [event page](../HCK16_2023_OpenNeuroDataShowcase/README.md#application) to sign up
+
+Prior to the workshop, we are organizing [Open Neurodata Showcase](../HCK19_2024_OpenNeurodataShowcase/README.md) where attendees can meet the contributors behind the neurophysiology datasets and explore virtual posters. Visit the [event page](../HCK19_2024_OpenNeurodataShowcase/README.md#application) to sign up
 and read more about this feature event.
--->
+
 
 Example projects include but are not limited to:
 * Determine whether your result is present in another species or brain area.