Version synchronization

Author: dependabot[bot]

grok-versions.cfg

@@ -76,7 +76,7 @@ multipart = 1.3.1
 persistent = 6.5
 pycparser = 3.0
 python-gettext = 5.0
-pytz = 2025.2
+pytz = 2026.1.post1
 transaction = 5.0
 zc.lockfile = 4.0
 zodbpickle = 4.3
@@ -114,7 +114,7 @@ grokcore.startup = 5.0
 grokcore.traverser = 5.0
 grokcore.view = 5.0
 grokcore.viewlet = 5.1
-ipython = 9.10.0
+ipython = 9.11.0
 martian = 2.1
 z3c.evalexception = 4.0
 z3c.flashmessage = 4.0