patch 9.0.0232: test with BufNewFile autocmd is flaky

Problem:    Test with BufNewFile autocmd is flaky.
Solution:   Use another file name.
diff --git a/src/version.c b/src/version.c
index 9b98edc..0943fc1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -732,6 +732,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    232,
+/**/
     231,
 /**/
     230,