Bump the python versions

Author: rogerbinns

tools/megatest.py

@@ -244,12 +244,12 @@ def cmp(a, b):
 
 # Default versions we support
 PYVERS = (
-    "3.14.0a5",
-    "3.13.2",
-    "3.12.9",
-    "3.11.11",
-    "3.10.16",
-    "3.9.21",
+    "3.14.0a7",
+    "3.13.3",
+    "3.12.10",
+    "3.11.12",
+    "3.10.17",
+    "3.9.22",
     "system",
 )