Auto merge of #150565 - RalfJung:miri, r=RalfJung

miri subtree update

Subtree update of `miri` to https://github.com/rust-lang/miri/commit/cb3bfe8ef402e23fbc0fc9541438eed6bf4294d3.

Created using https://github.com/rust-lang/josh-sync.

r? `@ghost`