Update submission and conference dates for 2026

Author: cmezzina

2026/dates.md

@@ -12,9 +12,9 @@ year: 2026
 * Artefact submission: February 13, 2026 <!-- February 14, 2025 -->
 * Artefact kick-the-tires - problem reports: February 23, 2026 <!-- February 24, 2025 -->
 * Artefact kick-the-tires - author response: March 2, 2026 <!-- March 3, 2025 -->
-* Artefact notification: March 27, 2025 <!-- March 28, 2025 -->
-* Paper notification: March 27, 2025 <!-- March 28, 2025 -->
+* Artefact notification: March 27, 2026 <!-- March 28, 2025 -->
+* Paper notification: March 27, 2026 <!-- March 28, 2025 -->
 * Camera-ready: TBC <!-- April 23, 2025 -->
-* Conference:  June 16-20, 2025
+* Conference:  June 8-12, 2026
 
 Deadlines expire at 23:59 anywhere on earth on the dates displayed above.