Fix duplicate sv_duelmaxqueued #357

Job	Run time
Windows (x86_64) release (crossbuild from Ubuntu x86_64, MinGW-w64)	1m 53s
Ubuntu (x86_64) release	1m 34s
Ubuntu (x86_64) debug	1m 4s
macOS (x86_64) release	59s
	5m 30s

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