ci(deps): bump actions/labeler from 4 to 6 #87

Job	Run time
Code Coverage	1m 29s
Benchmark	2s
Security Audit	2m 34s
Test (ubuntu-latest, stable)	9s
Test (windows-latest, stable)	11s
Test (macos-latest, stable)	12s
Check Examples	7s
Minimum Supported Rust Version	6s
Test (ubuntu-latest, beta)	15s
	5m 5s

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