vim-patch:9.0.0844: handling 'statusline' errors is spread out (#20992)

Problem:    Handling 'statusline' errors is spread out.
Solution:   Pass the option name to the lower levels so the option can be
            reset there when an error is encountered. (Luuk van Baal,
            closes vim/vim#11467)

7b224fdf4a

src/nvim/api/vim.c

@@ -2223,7 +2223,8 @@ Dictionary nvim_eval_statusline(String str, Dict(eval_statusline) *opts, Error *
                                buf,
                                sizeof(buf),
                                str.data,
-                               false,
+                               NULL,
+                               0,
                                fillchar,
                                maxwidth,
                                hltab_ptr,