patch 9.1.0356: MS-Windows: --remote may change working directory

Problem:  MS-Windows: --remote may change working directory when
          'shellslash' is set
Solution: normalize directory separators on MS-Windows

fixes: #14549
closes: #14587

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index df4217d..593ac49 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    356,
+/**/
     355,
 /**/
     354,