patch 8.1.0894: MS-Windows: resolve() does not return a reparse point

Problem:    MS-Windows: resolve() does not return a reparse point.
Solution:   Improve resolve(). (Yasuhiro Matsumoto, closes #3896)
diff --git a/src/buffer.c b/src/buffer.c
index e0b6164..7dd4d34 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -4847,7 +4847,7 @@
 	char_u  *rfname;
 
 	// If the file name is a shortcut file, use the file it links to.
-	rfname = mch_resolve_shortcut(*ffname);
+	rfname = mch_resolve_path(*ffname, FALSE);
 	if (rfname != NULL)
 	{
 	    vim_free(*ffname);