Fix divide by zero when recovering from missed draw (Vulkan), authored by EmulationEnjoyer #237

Job	Run time
pr_build / macOS Universal (Debug)	5m 39s
pr_build / win-x64 (Debug)	8m 8s
pr_build / macOS Universal (Release)	5m 50s
pr_build / linux-x64 (Debug)	5m 9s
pr_build / linux-arm64 (Debug)	2m 53s
pr_build / osx-x64 (Debug)	6m 44s
pr_build / win-x64 (Release)	8m 0s
pr_build / linux-x64 (Release)	4m 15s
pr_build / linux-arm64 (Release)	3m 10s
pr_build / osx-x64 (Release)	4m 55s
	54m 43s

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