patch 9.0.0330: method tests fail

Problem:    Method tests fail.
Solution:   Adjust for change of items().
diff --git a/src/testdir/test_method.vim b/src/testdir/test_method.vim
index 6b62d36..ee2093f 100644
--- a/src/testdir/test_method.vim
+++ b/src/testdir/test_method.vim
@@ -20,9 +20,8 @@
   call assert_equal(2, l->get(1))
   call assert_equal(1, l->index(2))
   call assert_equal([0, 1, 2, 3], [1, 2, 3]->insert(0))
-  call assert_fails('eval l->items()', 'E715:')
   call assert_equal('1 2 3', l->join())
-  call assert_fails('eval l->keys()', 'E715:')
+  call assert_fails('eval l->keys()', 'E1206:')
   call assert_equal(3, l->len())
   call assert_equal([2, 3, 4], [1, 2, 3]->map('v:val + 1'))
   call assert_equal(3, l->max())
@@ -34,7 +33,7 @@
   call assert_equal('[1, 2, 3]', l->string())
   call assert_equal(v:t_list, l->type())
   call assert_equal([1, 2, 3], [1, 1, 2, 3, 3]->uniq())
-  call assert_fails('eval l->values()', 'E715:')
+  call assert_fails('eval l->values()', 'E1206:')
   call assert_fails('echo []->len', 'E107:')
 endfunc
 
@@ -79,6 +78,7 @@
   eval "a\rb\ec"->strtrans()->assert_equal('a^Mb^[c')
   eval "aあb"->strwidth()->assert_equal(4)
   eval 'abc'->substitute('b', 'x', '')->assert_equal('axc')
+  call assert_fails('eval "x"->items()', 'E1227:')
 
   eval 'abc'->printf('the %s arg')->assert_equal('the abc arg')
 endfunc
diff --git a/src/version.c b/src/version.c
index e9c9250..87881f1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -708,6 +708,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    330,
+/**/
     329,
 /**/
     328,