Delete left-over `verbosity.rs #40368

Job	Run time
mkdocs	2m 44s
cargo build (release)	0s
Determine changes	9s
cargo fmt	20s
pre-commit	3m 15s
python package	1m 18s
cargo fuzz build	5m 9s
cargo clippy	1m 46s
benchmarks	4m 26s
cargo build (msrv)	2m 0s
cargo shear	20s
cargo test (linux)	2m 9s
cargo test (linux, release)	4m 8s
cargo test (wasm)	1m 46s
cargo test (windows)	5m 27s
formatter instabilities and black similarity	0s
test scripts	1m 3s
ecosystem	24s
test ruff-lsp	1m 6s
fuzz parser	0s
	37m 30s

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