patch 8.0.1335: writefile() using fsync() may give an error.

Problem:    Writefile() using fsync() may give an error for a device.
            (Yasuhiro Matsumoto)
Solution:   Ignore fsync() failing. (closes #2373)
diff --git a/src/version.c b/src/version.c
index 408b85c..e0ba19e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -772,6 +772,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1335,
+/**/
     1334,
 /**/
     1333,