Linux

Disable forever-failing Windows jobs and try to fix MacOS. #537

Job	Run time
Default	3m 54s
Static	4m 6s
Maintainer-mode	4m 17s
Named SHM - SysV, Maintainer-mode	3m 58s
Named SHM - Classic mmap, Maintainer-mode	4m 4s
Pool-debug	4m 21s
Pool-debug, maintainer-mode	3m 55s
Thread-debug, maintainer-mode	4m 2s
Maintainer-mode, no IPv6	3m 56s
Maintainer-mode, -Werror	4m 12s
With crypto	4m 1s
ASan	4m 13s
ASan, pool-debug	4m 17s
UBsan	4m 17s
LMDB	3m 58s
Berkeley DB v5.3	4m 10s
	1h 5m 41s

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