Add Savannah as 3.16 and 3.17 RM

Author: hugovk

developer-workflow/development-cycle.rst

@@ -335,6 +335,8 @@ Current administrators
 +--------------------+----------------------------------------------------------+-------------------+
 | Name               | Role                                                     | GitHub Username   |
 +====================+==========================================================+===================+
+| Savannah Ostrowski | Python 3.16 and 3.17 Release Manager                     | savannahostrowski |
++--------------------+----------------------------------------------------------+-------------------+
 | Hugo van Kemenade  | Python 3.14 and 3.15 Release Manager                     | hugovk            |
 +--------------------+----------------------------------------------------------+-------------------+
 | Thomas Wouters     | Python 3.12 and 3.13 Release Manager                     | Yhg1s             |