fix #tr auto id

src/elements/element_tr.erl

@@ -8,7 +8,7 @@ render_element(Record = #tr{postback= Postback}) ->
     P -> nitro:wire(#event {type=click, postback=P, target=Id, delegate=Record#tr.delegate}), "cursor:pointer;"
   end,
   wf_tags:emit_tag(<<"tr">>, nitro:render(Record#tr.cells), [
-    {<<"id">>, Record#tr.id},
+    {<<"id">>, Id},
     {<<"class">>, Record#tr.class},
     {<<"style">>, [Record#tr.style, Cursor]} | Record#tr.data_fields
   ]).