.github/workflows/windows.yml: Remove -A argument because Ninja gener… #621

Job	Run time
Default	3m 55s
Static	4m 0s
Maintainer-mode	4m 3s
Named SHM - SysV, Maintainer-mode	4m 8s
Named SHM - Classic mmap, Maintainer-mode	3m 59s
Pool-debug	4m 7s
Pool-debug, maintainer-mode	3m 59s
Thread-debug, maintainer-mode	3m 50s
Maintainer-mode, no IPv6	3m 57s
Maintainer-mode, -Werror	3m 56s
With crypto	4m 1s
ASan	4m 18s
ASan, pool-debug	4m 11s
UBsan	4m 29s
LMDB	3m 56s
Berkeley DB v5.3	4m 8s
	1h 4m 57s

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