patch 8.2.0454: some tests fail when the system is slow

Problem:    Some tests fail when the system is slow.
Solution:   Make the run number global, use in the test to increase the
            waiting time. (closes #5841)
diff --git a/src/version.c b/src/version.c
index a2a2986..b1e6470 100644
--- a/src/version.c
+++ b/src/version.c
@@ -739,6 +739,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    454,
+/**/
     453,
 /**/
     452,