Auto merge of #68506 - tmandry:rollup-kz9d33v, r=tmandry

Rollup of 7 pull requests

Successful merges:

 - #68424 (Suggest borrowing `Vec<NonCopy>` in for loop)
 - #68438 (Account for non-types in substs for opaque type error messages)
 - #68469 (Avoid overflow in `std::iter::Skip::count`)
 - #68473 (Enable ASan on Fuchsia)
 - #68479 (Implement `unused_parens` for block return values)
 - #68483 (Add my (@flip1995) name to .mailmap)
 - #68500 (Clear out std, not std tools)

Failed merges:

r? @ghost