librustdoc: Fix tidy

Author: m4rw3r

src/librustdoc/html/render.rs

@@ -1712,8 +1712,8 @@ fn short_stability(item: &clean::Item, cx: &Context, show_reason: bool) -> Optio
             let unstable_extra = if show_reason {
                 match (!stab.feature.is_empty(), &cx.issue_tracker_base_url, stab.issue) {
                     (true, &Some(ref tracker_url), Some(issue_no)) =>
-                        format!(" (<code>{}</code> <a href=\"{}{}\">#{}</a>)", Escape(&stab.feature),
-                                tracker_url, issue_no, issue_no),
+                        format!(" (<code>{}</code> <a href=\"{}{}\">#{}</a>)",
+                                Escape(&stab.feature), tracker_url, issue_no, issue_no),
                     (false, &Some(ref tracker_url), Some(issue_no)) =>
                         format!(" (<a href=\"{}{}\">#{}</a>)", Escape(&tracker_url), issue_no,
                                 issue_no),