patch 8.1.1482: no test for wincol() depending on the 'number' option

Problem:    No test for wincol() depending on the 'number' option.
Solution:   Add a couple of tests. (Christian Brabandt, closes #4500)
diff --git a/src/version.c b/src/version.c
index 2fd64c3..2687eb9 100644
--- a/src/version.c
+++ b/src/version.c
@@ -768,6 +768,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1482,
+/**/
     1481,
 /**/
     1480,