patch 8.0.0240: failure with one build on CI

Problem:    The clang build on CI fails with one configuration.
Solution:   Redo a previous patch that was accidentally reverted.
diff --git a/src/version.c b/src/version.c
index 36dbe3a..4e41617 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    240,
+/**/
     239,
 /**/
     238,