patch 8.2.4588: mapping with key after other matching mapping does not work

Problem:    Mapping with key code after other matching mapping does not work.
Solution:   Change ">" to ">=". (closes #9903)
diff --git a/src/version.c b/src/version.c
index 5cb21e8..6c59f95 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4588,
+/**/
     4587,
 /**/
     4586,