Add support for specialization constants #6261

Job	Run time
build_windows (3.13)	9m 6s
build_windows (3.10)	9m 17s
build_linux (3.11)	5m 18s
build_linux (3.12)	5m 19s
build_windows (3.11)	9m 34s
build_linux (3.13)	6m 4s
build_windows (3.14)	9m 46s
build_linux (3.10)	5m 17s
build_linux (3.14)	5m 33s
build_windows (3.12)	9m 53s
test_examples_linux (3.11, false, ubuntu-latest)	2m 52s
test_linux (3.12, false, ubuntu-latest)	2m 28s
test_linux (3.14, false, ubuntu-latest)	2m 7s
test_linux (3.10, false, ubuntu-latest)	2m 13s
test_linux (3.11, false, ubuntu-latest)	4m 51s
test_linux (3.13, false, ubuntu-latest)	2m 24s
test_windows (3.12, false, windows-latest)	3m 45s
test_windows (3.13, false, windows-latest)	3m 10s
test_windows (3.11, false, windows-latest)	3m 12s
test_windows (3.10, false, windows-latest)	3m 44s
test_windows (3.14, false, windows-latest)	3m 20s
upload_linux	0s
Clean up anaconda packages	-1s
upload_windows	-1s
	1h 49m 11s

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