Move type_length_limit notes to the intro

Author: ehuss

src/attributes/limits.md

@@ -43,14 +43,14 @@ a!{}
 r[attributes.limits.type_length_limit]
 ## The `type_length_limit` attribute
 
+r[attributes.limits.type_length_limit.intro]
+The *`type_length_limit` attribute* limits the maximum number of type substitutions made when constructing a concrete type during monomorphization.
+
 > [!NOTE]
-> This limit is only enforced when the nightly `-Zenforce-type-length-limit` flag is active.
+> In `rustc` this limit is only enforced when the nightly `-Zenforce-type-length-limit` flag is active.
 >
 > For more information, see <https://github.com/rust-lang/rust/pull/127670>.
 
-r[attributes.limits.type_length_limit.intro]
-The *`type_length_limit` attribute* limits the maximum number of type substitutions made when constructing a concrete type during monomorphization.
-
 > [!EXAMPLE]
 > <!-- ignore: not enforced without nightly flag -->
 > ```rust,ignore
@@ -63,11 +63,11 @@ The *`type_length_limit` attribute* limits the maximum number of type substituti
 > f(((((1,), 2), 3), 4));
 > ```
 
-r[attributes.limits.type_length_limit.syntax]
-It is applied at the [crate] level, and uses the [MetaNameValueStr] syntax to set the limit based on the number of type substitutions.
-
 > [!NOTE]
 > The default in `rustc` is 1048576.
 
+r[attributes.limits.type_length_limit.syntax]
+It is applied at the [crate] level, and uses the [MetaNameValueStr] syntax to set the limit based on the number of type substitutions.
+
 [attributes]: ../attributes.md
 [crate]: ../crates-and-source-files.md