Bump all the python versions

Author: rogerbinns

tools/megatest.py

@@ -242,11 +242,11 @@ def cmp(a, b):
 # Default versions we support
 PYVERS = (
     "3.14.0b2",
-    "3.13.3",
-    "3.12.10",
-    "3.11.12",
-    "3.10.17",
-    "3.9.22",
+    "3.13.4",
+    "3.12.11",
+    "3.11.13",
+    "3.10.18",
+    "3.9.23",
     "system",
 )