patch 8.1.0204: inputlist() is not tested

Problem:    inputlist() is not tested.
Solution:   Add a test. (Dominique Pelle, closes #3240)
diff --git a/src/version.c b/src/version.c
index 66fabd9..735ac0e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -794,6 +794,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    204,
+/**/
     203,
 /**/
     202,