patch 8.1.0335: mkview test fails on CI

Problem:    mkview test fails on CI.
Solution:   Attempt to force recomputing curswant after folding.

src/testdir/test_mksession.vim

@@ -320,7 +320,7 @@ func Test_mkview_file()
   " Create a view with line number and a fold.
   help :mkview
   set number
-  norm! V}zf
+  norm! V}zf0
   let pos = getcurpos()
   let linefoldclosed1 = foldclosed('.')
   mkview! Xview

src/version.c

@@ -794,6 +794,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    335,
 /**/
     334,
 /**/