rustdoc: move cross-crate lifetime/outlives bounds on GAT params from where-clause to param declaration site

I've overlooked this in #103190.

src/test/rustdoc/inline_cross/assoc_item_trait_bounds.rs

@@ -38,3 +38,7 @@ extern crate assoc_item_trait_bounds as aux;
 //     F: FnOnce(u32) -> String, \
 //     Self::Out2<()>: Protocol<u8, Q0 = Self::Item, Q1 = ()>"
 pub use aux::Main;
+
+// @has main/trait.Aid.html
+// @has - '//*[@id="associatedtype.Result"]' "type Result<'inter: 'src>"
+pub use aux::Aid;

src/test/rustdoc/inline_cross/auxiliary/assoc_item_trait_bounds.rs

@@ -42,5 +42,5 @@ pub trait Helper {
 }
 
 pub trait Aid<'src> {
-    type Result<'inter>;
+    type Result<'inter: 'src>;
 }