patch 8.0.0862: file size test fails on MS-Windows

Problem:    File size test fails on MS-Windows.
Solution:   Set fileformat after opening new buffer.  Strip CR.
diff --git a/src/version.c b/src/version.c
index 5a77e0a..c15a6b3 100644
--- a/src/version.c
+++ b/src/version.c
@@ -770,6 +770,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    862,
+/**/
     861,
 /**/
     860,