fix: correct journal formatting in publication entry

Author: sumin1ee

_data/publist.yml

@@ -167,7 +167,7 @@
     - link: soonmin-hwang
       is_corresponding: true
   title: "RoCaRS: Robust Camera-Radar BEV Segmentation for Sensor Failure Scenarios"
-  journal: "IEEE/RSJ International Conference on Intelligent Robots and Systems(IROS)"
+  journal: "IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS)"
   pubdate:
     year: 2025
     month: Oct