Bump NOTICE copyright year #13137

Job	Run time
check_format	1m 40s
x86_64-gnu-test (1.7.3)	32m 37s
x86_64-gnu-test-preview_mt	5m 44s
x86_64-gnu-test (1.8.2)	34m 15s
x86_64-gnu-test (1.9.2)	35m 18s
x86_64-gnu-test (1.10.1)	35m 29s
x86_64-gnu-test (1.11.2)	36m 4s
x86_64-musl-test	34m 40s
x86_64-gnu-test (1.12.2)	35m 8s
x86_64-gnu-test (1.13.3)	32m 10s
x86_64-gnu-test (1.14.0)	34m 28s
x86_64-gnu-test (1.0.0, FLAGS=-Dwithout_ffi USE_PCRE1=true)	31m 50s
x86_64-gnu-test (1.1.1, FLAGS=-Dwithout_ffi USE_PCRE1=true)	32m 56s
x86_64-gnu-test (1.2.2, USE_PCRE1=true)	32m 57s
x86_64-gnu-test (1.3.2, USE_PCRE1=true)	33m 37s
x86_64-gnu-test (1.4.1, USE_PCRE1=true)	36m 25s
x86_64-gnu-test (1.5.1, USE_PCRE1=true)	31m 51s
x86_64-gnu-test (1.6.2, USE_PCRE1=true)	34m 17s
	9h 11m 26s

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