patch 8.2.4593: unnecessary call to redraw_later()

Problem:    Unnecessary call to redraw_later().
Solution:   Remove the call to redraw_later() in op_yank(). (closes #9971)
diff --git a/src/version.c b/src/version.c
index c2e4914..442db2c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4593,
+/**/
     4592,
 /**/
     4591,