patch 9.0.1177: AppVeyor uses some older tools

Problem:    AppVeyor uses some older tools.
Solution:   Switch to Visual Studio 2022 and Python 3.11. (Christopher
            Plewright, closes #11793)
diff --git a/src/version.c b/src/version.c
index 6a5f62d..2565fcd 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1177,
+/**/
     1176,
 /**/
     1175,