Rollup merge of #104898 - oli-obk:group_all_the_things, r=wesleywiser

Put all cached values into a central struct instead of just the stable hash

cc `@nnethercote`

this allows re-use of the type for Predicate without duplicating all the logic for the non-hash cached fields

compiler/rustc_lint/src/pass_by_value.rs

@@ -10,7 +10,7 @@ declare_tool_lint! {
     /// The `rustc_pass_by_value` lint marks a type with `#[rustc_pass_by_value]` requiring it to
     /// always be passed by value. This is usually used for types that are thin wrappers around
     /// references, so there is no benefit to an extra layer of indirection. (Example: `Ty` which
-    /// is a reference to an `Interned<TyS>`)
+    /// is a reference to an `Interned<TyKind>`)
     pub rustc::PASS_BY_VALUE,
     Warn,
     "pass by reference of a type flagged as `#[rustc_pass_by_value]`",