Add nightly release step to CI workflow (#2704) #8889

Job	Run time
Enzyme CI LLVM 16 Release macOS XCode	3m 29s
Enzyme CI LLVM 16 Debug ubuntu-22.04	3m 49s
Enzyme CI LLVM 15 Debug ubuntu-22.04	4m 1s
Enzyme CI LLVM 16 Release macOS	7m 51s
Enzyme CI LLVM 16 Debug macOS	4m 24s
Enzyme CI LLVM 15 Debug macOS	5m 57s
Enzyme CI LLVM 15 Release macOS	6m 34s
Enzyme CI LLVM 15 Release ubuntu-22.04	4m 42s
Enzyme CI LLVM 16 Release ubuntu-22.04	4m 38s
	45m 25s

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