Rollup merge of #33194 - mitaa:rdoc-a, r=alexcrichton

rustdoc: Improve accessibility of rustdoc pages

fixes #33131

r? @alexcrichton

Author: Manishearth

src/librustdoc/html/render.rs

@@ -2557,10 +2557,11 @@ fn render_impl(w: &mut fmt::Formatter, cx: &Context, i: &Impl, link: AssocItemLi
                 if !is_static || render_static {
                     let id = derive_id(format!("{}.{}", shortty, name));
                     write!(w, "<h4 id='{}' class='{}'>", id, shortty)?;
-                    render_stability_since_raw(w, item.stable_since(), outer_version)?;
                     write!(w, "<code>")?;
                     render_assoc_item(w, item, link.anchor(&id))?;
-                    write!(w, "</code></h4>\n")?;
+                    write!(w, "</code>")?;
+                    render_stability_since_raw(w, item.stable_since(), outer_version)?;
+                    write!(w, "</h4>\n")?;
                 }
             }
             clean::TypedefItem(ref tydef, _) => {

src/librustdoc/html/static/main.js

@@ -981,7 +981,7 @@
         $(".method").each(function() {
             if ($(this).next().is(".docblock") ||
                 ($(this).next().is(".stability") && $(this).next().next().is(".docblock"))) {
-                    $(this).children().first().after(toggle.clone());
+                    $(this).children().last().after(toggle.clone());
             }
         });