Generate enums for server variables #120

Job	Run time
Compatibility test	4m 47s
Swift 6 Language Mode	0s
Integration test / Linux (5.8)	24s
Integration test / Linux (5.9)	1m 19s
Integration test / Linux (5.10)	1m 35s
Example packages / Linux (5.8)	25s
Integration test / Linux (nightly-6.0)	2m 7s
Soundness / API breakage check	0s
Example packages / Linux (5.9)	1m 34s
Integration test / Linux (nightly-main)	29s
Example packages / Linux (5.10)	15m 3s
Example packages / Linux (nightly-6.0)	21m 36s
Soundness / Broken symlinks check	5s
Example packages / Linux (nightly-main)	28s
Soundness / Documentation check	1m 39s
Soundness / License headers check	8s
Soundness / Unacceptable language check	3s
Soundness / Format check	39s
Soundness / Shell check	30s
Unit tests / Unit tests / Linux (5.8)	26s
Unit tests / Unit tests / Linux (5.9)	1m 22s
Unit tests / Unit tests / Linux (5.10)	1m 34s
Unit tests / Unit tests / Linux (nightly-6.0)	2m 8s
Unit tests / Unit tests / Linux (nightly-main)	34s
	58m 55s

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