patch 8.0.1122: vimtutor.bat doesn't work well with vim.bat

Problem:    vimtutor.bat doesn't work well with vim.bat.
Solution:   Use "call vim". (Ken Takata, closes #2105)
diff --git a/src/version.c b/src/version.c
index e215d3e..a241166 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1122,
+/**/
     1121,
 /**/
     1120,