When there are multiple macros in use, it can be difficult to tell which one was responsible for producing an error.
* renames `tests/ui/reference.{rs,stderr}` to `tests/ui/deref_addrof.{rs,stderr} * Moves small part of the testfile to a separate file as the lint triggered again on the fixed code (as intended) * Adds `// run-rustfix` to `tests/ui/deref_addrof.rs`