patch 8.1.0033: keys to stop Vim in terminal are wrong

Problem:    Keys to stop Vim in terminal are wrong. (Marius Gedminas)
Solution:   Move ":" to before CTRL-U.
diff --git a/src/testdir/screendump.vim b/src/testdir/screendump.vim
index 5896645..e601ae6 100644
--- a/src/testdir/screendump.vim
+++ b/src/testdir/screendump.vim
@@ -84,7 +84,7 @@
 
   " CTRL-O : works both in Normal mode and Insert mode to start a command line.
   " In Command-line it's inserted, the CTRL-U removes it again.
-  call term_sendkeys(a:buf, "\<C-O>\<C-U>:qa!\<cr>")
+  call term_sendkeys(a:buf, "\<C-O>:\<C-U>qa!\<cr>")
 
   call WaitForAssert({-> assert_equal("finished", term_getstatus(a:buf))})
   only!
diff --git a/src/version.c b/src/version.c
index a0aaf86..52269e7 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    33,
+/**/
     32,
 /**/
     31,