patch 8.1.0778: terminal test fails on MS-Windows

Problem:    Terminal test fails on MS-Windows.
Solution:   Temporarily skip the test on MS-Windows.  Do run it both in
            terminal and GUI on other systems.

src/testdir/test_terminal.vim

@@ -643,8 +643,8 @@ func Test_terminal_write_stdin()
 endfunc
 
 func Test_terminal_no_cmd()
-  " Todo: make this work in the GUI
-  if !has('gui_running')
+  " Todo: make this work on Win32 again
+  if has('win32')
     return
   endif
   let buf = term_start('NONE', {})

src/version.c

@@ -791,6 +791,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    778,
 /**/
     777,
 /**/