patch 8.1.0534: MS-Windows installer uses different $HOME than Vim

Problem:    MS-Windows installer uses different $HOME than Vim.
Solution:   Use the Vim logic also in the MS-Windows installer. (Ken Takata,
            closes #3564)
diff --git a/src/version.c b/src/version.c
index 560abd4..ad633e8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -793,6 +793,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    534,
+/**/
     533,
 /**/
     532,