patch 8.0.1289: mkview always includes the local directory

Problem:    Mkview always includes the local directory.
Solution:   Add the "curdir" value in 'viewoptions'. (Eric Roberts, closes
            #2316)
diff --git a/src/version.c b/src/version.c
index ee19745..41bfa74 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1289,
+/**/
     1288,
 /**/
     1287,