Add CITING.md (#736) #4569

Job	Run time
pre-commit / check-file-sizes	4s
pre-commit / pre-commit	1m 54s
ubuntu / gcc-build (ubuntu-24.04, Release)	2m 10s
windows / msvc-build (Release)	3m 50s
mac / clang-build (Debug)	1m 55s
windows / clang-build	2m 19s
mac / clang-build (Release)	2m 48s
windows / msvc-build (Debug)	3m 1s
ubuntu / clang-build (ubuntu-24.04)	3m 8s
ubuntu / gcc-build (ubuntu-24.04, Debug)	2m 9s
ubuntu / gcc-test (ubuntu-24.04)	8m 36s
windows / clang-test	3m 8s
mac / clang-test	4m 42s
ubuntu / clang-sanitizer-build (ubuntu-24.04)	2m 58s
ubuntu / clang-test (ubuntu-24.04)	8m 27s
windows / msvc-test	5m 8s
windows / clang-test-extended	2m 56s
ubuntu / clang-sanitizer-test (ubuntu-24.04)	2m 51s
mac / clang-test-extended	2m 42s
ubuntu / clang-sanitizer-test-extended (ubuntu-24.04)	2m 28s
windows / msvc-test-extended	3m 49s
ubuntu / gcc-test-extended (ubuntu-24.04)	4m 44s
ubuntu / clang-test-extended (ubuntu-24.04)	4m 43s
ubuntu / gcc-build-codecov	7m 22s
perf / ubuntu-gcc-build-perf-stats	1m 30s
perf / macos-clang-build-perf-stats	1m 57s
pages / build-doxygen-xml	20s
pages / build-scoreboard	19s
pages / build-sphinx	38s
pages / deploy-pages	0s
	1h 32m 36s

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