Add support for specialization constants #6252

Job	Run time
build_windows (3.12)	10m 2s
build_windows (3.13)	7m 56s
build_windows (3.11)	9m 1s
build_windows (3.14)	8m 31s
build_windows (3.10)	8m 43s
build_linux (3.13)	4m 56s
build_linux (3.12)	5m 20s
build_linux (3.11)	5m 11s
build_linux (3.10)	5m 23s
build_linux (3.14)	5m 22s
test_examples_linux (3.11, false, ubuntu-latest)	3m 51s
test_linux (3.11, false, ubuntu-latest)	1m 18s
test_linux (3.14, false, ubuntu-latest)	1m 17s
test_linux (3.10, false, ubuntu-latest)	1m 18s
test_linux (3.13, false, ubuntu-latest)	1m 25s
test_linux (3.12, false, ubuntu-latest)	1m 30s
upload_linux	0s
test_windows (3.12, false, windows-latest)	2m 43s
test_windows (3.10, false, windows-latest)	2m 49s
test_windows (3.13, false, windows-latest)	2m 39s
test_windows (3.11, false, windows-latest)	2m 43s
test_windows (3.14, false, windows-latest)	2m 40s
upload_windows	0s
Clean up anaconda packages	0s
	1h 34m 38s

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