Add custom refresh rate mode to VSync option #413

Job	Run time
pr_build / macOS Universal (Debug)	5m 55s
pr_build / win-x64 (Debug)	8m 58s
pr_build / macOS Universal (Release)	5m 55s
pr_build / linux-x64 (Debug)	5m 2s
pr_build / linux-arm64 (Debug)	2m 49s
pr_build / osx-x64 (Debug)	5m 32s
pr_build / win-x64 (Release)	7m 35s
pr_build / linux-x64 (Release)	4m 32s
pr_build / linux-arm64 (Release)	2m 44s
pr_build / osx-x64 (Release)	9m 48s
	58m 50s

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