patch 8.2.3738: screen is cleared when a FocusLost autocommand triggers

Problem:    Screen is cleared when a FocusLost autocommand triggers.
Solution:   Do not redraw when at the hit-enter or more prompt. (closes #9274)
diff --git a/src/version.c b/src/version.c
index f1d0e87..66a0e92 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3738,
+/**/
     3737,
 /**/
     3736,