patch 8.0.1431: MS-Windows: vimtutor fails if %TMP% has special chars

Problem:    MS-Windows: vimtutor fails if %TMP% has special chars.
Solution:   Add quotes. (Tamce, closes #2561)
diff --git a/src/version.c b/src/version.c
index 7786474..6362b55 100644
--- a/src/version.c
+++ b/src/version.c
@@ -772,6 +772,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1431,
+/**/
     1430,
 /**/
     1429,
diff --git a/vimtutor.bat b/vimtutor.bat
index a670b0e..0cab3c3 100644
--- a/vimtutor.bat
+++ b/vimtutor.bat
@@ -10,7 +10,7 @@
 :: When that also fails, it uses the English version.
 
 :: Use Vim to copy the tutor, it knows the value of $VIMRUNTIME
-FOR %%d in (. %TMP% %TEMP%) DO IF EXIST %%d\nul SET TUTORCOPY=%%d\$tutor$
+FOR %%d in (. "%TMP%" "%TEMP%") DO IF EXIST %%d\nul SET TUTORCOPY=%%d\$tutor$
 
 SET xx=%1