patch 9.0.0799: in compiled function ->() on next line not recognized

Problem:    In compiled function ->() on next line not recognized.
Solution:   Also check for "(". (closes #11405)

src/testdir/test_lambda.vim

@@ -82,6 +82,23 @@ func Test_lambda_vim9cmd_linebreak()
   call v9.CheckDefAndScriptSuccess(lines)
 endfunc
 
+def Test_lamba_compiled_linebreak()
+  var lines =<< trim END
+      vim9script
+
+      def Echo(what: any)
+        assert_equal('hello world', what)
+      enddef
+      def That()
+        printf("hello ")
+          ->((x) => x .. "world")()
+          ->Echo()
+      enddef
+      That()
+  END
+  v9.CheckScriptSuccess(lines)
+enddef
+
 func Test_lambda_with_partial()
   let l:Cb = function({... -> ['zero', a:1, a:2, a:3]}, ['one', 'two'])
   call assert_equal(['zero', 'one', 'two', 'three'], l:Cb('three'))