Silence new C++ build warning on MacOS #663

Job	Run time
Enforce Rust code format	15s
License / vulnerability audit (advisories)	20s
Preflight docs.rs build	22s
Clippy	1m 35s
License / vulnerability audit (bans licenses sources)	19s
Preflight crate publish (ubuntu-latest, stable)	15s
ReadXMP example	1m 18s
Unit tests with default features disabled (windows-latest)	2m 15s
Unit tests with minimum versions of direct dependencies (windows-latest)	3m 15s
Unit tests with default features disabled (macos-latest)	2m 54s
Unit tests with minimum versions of direct dependencies (macos-latest)	8m 13s
Unit tests with default features disabled (ubuntu-latest)	1m 12s
Unit tests with minimum versions of direct dependencies (ubuntu-latest)	2m 2s
Unit tests (windows-latest, stable)	2m 33s
Unit tests (aarch64-unknown-linux-gnu, stable)	2m 1s
Unit tests (windows-latest, 1.70.0)	2m 34s
Unit tests (aarch64-unknown-linux-gnu, 1.70.0)	2m 21s
Unit tests (macos-latest, stable)	2m 58s
Unit tests (macos-latest, 1.70.0)	4m 28s
Check for unused dependencies	1m 9s
Unit tests (macos-13-xlarge, stable)	1m 24s
Ensure (MAJOR) tag is used when making an API breaking change	1m 17s
Unit tests (macos-13-xlarge, 1.70.0)	1m 28s
Unit tests (ubuntu-latest, stable)	1m 24s
Unit tests (ubuntu-latest, 1.70.0)	1m 27s
	49m 19s

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