patch 8.2.5132: :mkview test doesn't test much

Problem:    :mkview test doesn't test much.
Solution:   Save the view with the folds closed. (James McCoy, closes #10596)
diff --git a/src/testdir/test_mksession.vim b/src/testdir/test_mksession.vim
index 2e368df..c916b1a 100644
--- a/src/testdir/test_mksession.vim
+++ b/src/testdir/test_mksession.vim
@@ -583,21 +583,29 @@
 
   call append(0, ['a', 'b', 'c'])
   1,3fold
-  " zR affects 'foldlevel', make sure the option is applied after the folds
-  " have been recreated.
-  normal zR
   write! Xtestfile
 
+  call assert_notequal(-1, foldclosed(1))
+  call assert_notequal(-1, foldclosed(2))
+  call assert_notequal(-1, foldclosed(3))
+
+  " Save the view with folds closed
+  mkview! Xtestview
+
+  " zR affects 'foldlevel', make sure the option is applied after the folds
+  " have been recreated.
+  " Open folds to ensure they get closed when restoring the view
+  normal zR
+
   call assert_equal(-1, foldclosed(1))
   call assert_equal(-1, foldclosed(2))
   call assert_equal(-1, foldclosed(3))
 
-  mkview! Xtestview
   source Xtestview
 
-  call assert_equal(-1, foldclosed(1))
-  call assert_equal(-1, foldclosed(2))
-  call assert_equal(-1, foldclosed(3))
+  call assert_notequal(-1, foldclosed(1))
+  call assert_notequal(-1, foldclosed(2))
+  call assert_notequal(-1, foldclosed(3))
 
   call delete('Xtestview')
   call delete('Xtestfile')
diff --git a/src/version.c b/src/version.c
index b8bc580..c045d17 100644
--- a/src/version.c
+++ b/src/version.c
@@ -735,6 +735,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    5132,
+/**/
     5131,
 /**/
     5130,