Update deRSE (#37)

* Add deRSE talk

* add card for deRSE

* mv pdf to directory of deRSE

Author: chraibi

content/academic_update/_index.md

@@ -8,6 +8,7 @@ weight: 5
 
 
 {{< cards >}}
+  {{< card link="derRSE26" image="derRSE26/derse26-logo-en-color_aligned.png" title="derRSE26" icon="code-bracket" subtitle="6th German Conference on Research Software Engineering, March 3-5, 2026, University of Stuttgart.">}}
   {{< card link="waiting" image="waiting/groupsize.png" title="Dynamics of Waiting" icon="academic-cap" subtitle="This research seeks to fill the gap on the impact of stationary pedestrians on crowd dynamics.">}}
   {{< card link="ibit23" image="ibit23/IBIT_logo.png" title="IBIT23" icon="user-group" subtitle="9th IBIT Conference on Crowdmanagement & Event Safety Management from 8-9 Nov., 2023, in Cologne, Germany.">}}
   {{< card link="iafss23" image="iafss23/iafss_logo.jpg" title="IAFSS23" icon="fire" subtitle="14th International Symposium on Fire Safety Science will be held from 23-27 Oct., 2023, in Tsukuba, Japan.">}}

content/academic_update/derRSE26/derRSE26.pdf

@@ -31,6 +31,5 @@ In short: how we learned to do less, but better.
 
 ## Download
 
-[Download the talk (PDF)](/derRSE26.pdf)
-
+[Download the talk (PDF)](derRSE26.pdf)
 [JuPedSim Website](https://jupedsim.org)