patch 8.2.1199: not all assert functions are fully tested

Problem:    Not all assert functions are fully tested.
Solution:   Test more assert functions.
diff --git a/src/version.c b/src/version.c
index 9d59181..21ff2bc 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1199,
+/**/
     1198,
 /**/
     1197,