patch 8.2.4434: duplicate check for cmdline window

Problem:    Duplicate check for cmdline window.
Solution:   Remove the second check. (Sean Dewar, closes #9816)
diff --git a/src/version.c b/src/version.c
index 751ae6b..6d75667 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4434,
+/**/
     4433,
 /**/
     4432,
diff --git a/src/window.c b/src/window.c
index f644f9b..7da7b89 100644
--- a/src/window.c
+++ b/src/window.c
@@ -4324,7 +4324,6 @@
 	text_locked_msg();
 	return;
     }
-    CHECK_CMDWIN;
 
     // If there is only one it can't work.
     if (first_tabpage->tp_next == NULL)