patch 8.1.1440: win_execute() test fails

Problem:    Win_execute() test fails.
Solution:   Adjust the expected error number.  Move to popup test.
diff --git a/src/testdir/test_execute_func.vim b/src/testdir/test_execute_func.vim
index 78561b3..81a67c0 100644
--- a/src/testdir/test_execute_func.vim
+++ b/src/testdir/test_execute_func.vim
@@ -94,8 +94,6 @@
     let line = win_execute(popupwin, 'echo getline(1)')
     call assert_match('the popup win', line)
 
-    call assert_fails('call win_execute(popupwin, "bwipe!")', 'E937:')
-
     call popup_close(popupwin)
   endif
 
diff --git a/src/testdir/test_popupwin.vim b/src/testdir/test_popupwin.vim
index 7c3cd94..1c8f7ef 100644
--- a/src/testdir/test_popupwin.vim
+++ b/src/testdir/test_popupwin.vim
@@ -118,6 +118,7 @@
   call assert_fails('call win_execute(winid, "vsplit")', 'E994:')
   call assert_fails('call win_execute(winid, "close")', 'E994:')
   call assert_fails('call win_execute(winid, "bdelete")', 'E994:')
+  call assert_fails('call win_execute(winid, "bwipe!")', 'E994:')
   call assert_fails('call win_execute(winid, "tabnew")', 'E994:')
   call assert_fails('call win_execute(winid, "tabnext")', 'E994:')
   call assert_fails('call win_execute(winid, "next")', 'E994:')
diff --git a/src/version.c b/src/version.c
index 30c0831..96571af 100644
--- a/src/version.c
+++ b/src/version.c
@@ -768,6 +768,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1440,
+/**/
     1439,
 /**/
     1438,