patch 8.1.0029: terminal test fails on MS-Windows when "wc" exists

Problem:    Terminal test fails on MS-Windows when "wc" exists.
Solution:   Skip test with redirection on MS-Windows.
diff --git a/src/testdir/test_terminal.vim b/src/testdir/test_terminal.vim
index 4cd7757..41a0a45 100644
--- a/src/testdir/test_terminal.vim
+++ b/src/testdir/test_terminal.vim
@@ -580,6 +580,10 @@
   if !executable('wc')
     throw 'skipped: wc command not available'
   endif
+  if has('win32')
+    " TODO: enable once writing to stdin works on MS-Windows
+    return
+  endif
   new
   call setline(1, ['one', 'two', 'three'])
   %term wc
diff --git a/src/version.c b/src/version.c
index 4d9696b..70fd603 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    29,
+/**/
     28,
 /**/
     27,