Rollup merge of #97653 - RalfJung:int-to-ptr, r=oli-obk

add cast kind of from_exposed_addr (int-to-ptr casts)

This is basically the dual to rust-lang/rust#97582, for int2ptr casts.

Cc `@tmiasko` rust-lang/rust#97649

clippy_utils/src/qualify_min_const_fn.rs

@@ -131,7 +131,12 @@ fn check_rvalue<'tcx>(
         Rvalue::Cast(CastKind::Misc, operand, _) => {
             check_operand(tcx, operand, span, body)
         },
-        Rvalue::Cast(CastKind::Pointer(PointerCast::MutToConstPointer | PointerCast::ArrayToPointer), operand, _) => {
+        Rvalue::Cast(
+            CastKind::PointerFromExposedAddress
+            | CastKind::Pointer(PointerCast::MutToConstPointer | PointerCast::ArrayToPointer),
+            operand,
+            _
+        ) => {
             check_operand(tcx, operand, span, body)
         },
         Rvalue::Cast(