Update copyright year #54

Job	Run time
test (ubuntu-latest, 26.3, false)	33s
test (ubuntu-latest, 27.2, false)	39s
test (ubuntu-latest, 28.2, false)	37s
test (ubuntu-latest, 29.4, false)	59s
test (macos-latest, 28.2, false)	1m 22s
test (macos-latest, 29.4, false)	1m 36s
test (windows-latest, 26.3, false)	11m 12s
test (windows-latest, 27.2, false)	5m 53s
test (windows-latest, 28.2, false)	3m 6s
test (windows-latest, 29.4, false)	1m 36s
test (ubuntu-latest, snapshot, true)	31s
test (macos-latest, snapshot, true)	1m 12s
test (windows-latest, snapshot, true)	2m 11s
	31m 27s

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