fix: fix type mismatches with `panic!()` on Rust 1.55.0#10193

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bors[bot] merged 1 commit intorust-lang:masterfrom

jonas-schievink:fix-builtin-macro-syntax

Sep 9, 2021

Commits on Sep 9, 2021

Support the new `rustc_builtin_macro` syntax
jonas-schievink
committed