patch 8.2.3436: check for optional bool type has confusing return type

Problem:    Check for optional bool type has confusing return type.
Solution:   Explicitly return OK.
diff --git a/src/version.c b/src/version.c
index 8973e48..6fd967c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -756,6 +756,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3436,
+/**/
     3435,
 /**/
     3434,