Remove inconsistent method #3353

Job	Run time
Run doc tests	2m 6s
Reject trailing whitespace	7s
cargo-checkmate / Cache checkmate	7s
test / Build test artifacts	8m 31s
cargo-checkmate / Cargo checkmate (build)	2m 6s
cargo-checkmate / Cargo checkmate (check)	1m 10s
cargo-checkmate / Cargo checkmate (clippy)	1m 17s
cargo-checkmate / Cargo checkmate (doc)	2m 37s
cargo-checkmate / Cargo checkmate (format)	14s
test / Run tests (1)	3m 3s
test / Run tests (2)	4m 27s
test / Run tests (3)	4m 36s
test / Run tests (4)	3m 18s
test / Run tests (5)	2m 33s
test / Run tests (6)	2m 42s
test / Run tests (7)	2m 37s
test / Run tests (8)	2m 20s
	43m 51s

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