Rollup merge of rust-lang#73372 - GuillaumeGomez:re-order-sidebar-sec…

…tions, r=kinnison

Re-order correctly the sections in the sidebar

Before that, "trait implementations" and "implementors" titles in the sidebar were before "methods" for example. Which wasn't logical considering that the two sections come after in the "content".

r? @kinnison

src/librustdoc/html/render.rs

@@ -4338,6 +4338,8 @@ fn sidebar_trait(buf: &mut Buffer, it: &clean::Item, t: &clean::Trait) {
         }
     }
 
+    sidebar.push_str(&sidebar_assoc_items(it));
+
     sidebar.push_str("<a class=\"sidebar-title\" href=\"#implementors\">Implementors</a>");
     if t.auto {
         sidebar.push_str(
@@ -4346,8 +4348,6 @@ fn sidebar_trait(buf: &mut Buffer, it: &clean::Item, t: &clean::Trait) {
         );
     }
 
-    sidebar.push_str(&sidebar_assoc_items(it));
-
     write!(buf, "<div class=\"block items\">{}</div>", sidebar)
 }