Update index.md

Author: mirisuzanne

planning/berlin-2026/index.md

@@ -71,6 +71,7 @@ Please list your availability in Berlin time (morning/afternoon/all or specific
 | Noam Rosenthal | BST | All | |
 | Stephen Chenney | EDT | 14:00-19:00 | |
 | Tantek Çelik | PDT | 16:00-19:00 | https://tantek.com/ |
+| Miriam Suzanne | MT | 16:00-end | maybe earlier if necessary |
 
 ### Regrets