patch 8.2.1951: test for list and dict fails

Problem:    Test for list and dict fails.
Solution:   Adjust for using an empty list/dict for a null one.
diff --git a/src/version.c b/src/version.c
index 150bfd2..d677744 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1951,
+/**/
     1950,
 /**/
     1949,