patch 8.0.0586: no test for mapping timing out

Problem:    No test for mapping timing out.
Solution:   Add a test.
diff --git a/src/version.c b/src/version.c
index 47dd973..3e683e8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    586,
+/**/
     585,
 /**/
     584,