Update icra.yml (#1080)

Author: justinbelieber

conference/AI/icra.yml

@@ -46,7 +46,7 @@
       id: icra26
       link: https://2026.ieee-icra.org/
       timeline:
-        - deadline: TBD
-      timezone: UTC+1
+        - deadline: '2025-09-15 23:59:00'
+      timezone: UTC-8
       date: Jun 1-5, 2026
       place: Vienna, Austria