Auto merge of #153812 - Zalathar:rollup-aZ9Qsob, r=Zalathar

Rollup of 3 pull requests

Successful merges:

 - rust-lang/rust#153792 (tests/debuginfo/basic-stepping.rs: Add lldb test)
 - rust-lang/rust#153492 (Add a `TaggedQueryKey` to identify a query instance)
 - rust-lang/rust#153808 (rustfmt.toml: drop ignore of deleted test)