Emergency patch: cc 1.0.86 (just released) breaks xmp_toolkit_rs when used in downstream `cargo install` #674

Job	Run time
Clippy	1m 11s
License / vulnerability audit (advisories)	17s
Preflight docs.rs build	41s
License / vulnerability audit (bans licenses sources)	25s
Enforce Rust code format	12s
Preflight crate publish (ubuntu-latest, stable)	14s
ReadXMP example	1m 5s
Unit tests with minimum versions of direct dependencies (windows-latest)	2m 4s
Unit tests with minimum versions of direct dependencies (macos-latest)	3m 52s
Unit tests with default features disabled (windows-latest)	2m 35s
Unit tests with default features disabled (macos-latest)	2m 20s
Unit tests with minimum versions of direct dependencies (ubuntu-latest)	1m 9s
Unit tests (windows-latest, stable)	3m 1s
Unit tests (windows-latest, 1.70.0)	2m 38s
Unit tests (aarch64-unknown-linux-gnu, stable)	2m 11s
Unit tests (macos-latest, stable)	2m 31s
Unit tests (aarch64-unknown-linux-gnu, 1.70.0)	2m 21s
Unit tests with default features disabled (ubuntu-latest)	1m 9s
Unit tests (macos-latest, 1.70.0)	4m 6s
Unit tests (macos-13-xlarge, stable)	1m 36s
Check for unused dependencies	1m 26s
Unit tests (macos-13-xlarge, 1.70.0)	1m 38s
Ensure (MAJOR) tag is used when making an API breaking change	1m 16s
Unit tests (ubuntu-latest, stable)	1m 37s
Unit tests (ubuntu-latest, 1.70.0)	1m 31s
	43m 6s

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