Auto merge of rust-lang#114905 - matthiaskrgr:rollup-uxhhr7p, r=matthiaskrgr

Rollup of 5 pull requests

Successful merges:

 - rust-lang#113115 (we are migrating to askama)
 - rust-lang#114784 (Improve `invalid_reference_casting` lint)
 - rust-lang#114822 (Improve code readability by moving fmt args directly into the string)
 - rust-lang#114878 (rustc book: make more pleasant to search)
 - rust-lang#114899 (Add missing Clone/Debug impls to SMIR Trait related tys)

r? `@ghost`
`@rustbot` modify labels: rollup

Author: bors

core/src/ptr/const_ptr.rs

@@ -55,6 +55,7 @@ impl<T: ?Sized> *const T {
     /// Casts to a pointer of another type.
     #[stable(feature = "ptr_cast", since = "1.38.0")]
     #[rustc_const_stable(feature = "const_ptr_cast", since = "1.38.0")]
+    #[rustc_diagnostic_item = "const_ptr_cast"]
     #[inline(always)]
     pub const fn cast<U>(self) -> *const U {
         self as _

core/src/ptr/mut_ptr.rs

@@ -112,6 +112,7 @@ impl<T: ?Sized> *mut T {
     /// [`cast_mut`]: #method.cast_mut
     #[stable(feature = "ptr_const_cast", since = "1.65.0")]
     #[rustc_const_stable(feature = "ptr_const_cast", since = "1.65.0")]
+    #[rustc_diagnostic_item = "ptr_cast_const"]
     #[inline(always)]
     pub const fn cast_const(self) -> *const T {
         self as _