Temporarily allow unused `JsonAssertionData` to fix unused error in C… #2250

Job	Run time
Clippy	2m 35s
Preflight docs.rs build	2m 1s
Enforce Rust code format	12s
License / vulnerability audit (advisories)	24s
License / vulnerability audit (bans licenses sources)	23s
Preflight crate publish (ubuntu-latest, stable)	1m 14s
Unit tests with minimum versions of direct dependencies (windows-latest)	10m 10s
Unit tests (windows-latest, stable)	11m 36s
Unit tests with minimum versions of direct dependencies (macos-latest)	3m 34s
Unit tests (windows-latest, 1.74.0)	10m 39s
Unit tests (aarch64-unknown-linux-gnu, stable)	6m 41s
Unit tests with minimum versions of direct dependencies (ubuntu-latest)	3m 21s
Unit tests (WASM)	1m 48s
Unit tests (macos-latest, stable)	2m 44s
Unit tests (aarch64-unknown-linux-gnu, 1.74.0)	7m 10s
Unit tests (macos-latest, 1.74.0)	2m 50s
Unit tests (ubuntu-latest, stable)	4m 14s
Ensure (MINOR) tag is used when making an API breaking change	4m 15s
Check for unused dependencies	2m 11s
Unit tests (ubuntu-latest, 1.74.0)	4m 29s
	1h 22m 31s

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