Automatically limiting push constants to those shader stages that are… #487

Job	Run time
linux: gcc, VulkanSDK 1.2.198, VMA=OFF	1m 28s
windows: msvc, windows-latest, VulkanSDK latest, VMA=ON	1m 40s
linux: gcc, VulkanSDK latest, VMA=ON	1m 18s
windows: msvc, windows-latest, VulkanSDK latest, VMA=OFF	1m 42s
windows: msvc, windows-2019, VulkanSDK latest, VMA=ON	57s
linux: gcc, VulkanSDK latest, VMA=OFF	1m 20s
windows: msvc, windows-latest, VulkanSDK 1.3.243.0, VMA=ON	51s
windows: msvc, windows-2019, VulkanSDK latest, VMA=OFF	1m 54s
linux: gcc, VulkanSDK 1.3.243, VMA=ON	1m 15s
windows: msvc, windows-latest, VulkanSDK 1.3.243.0, VMA=OFF	1m 13s
windows: msvc, windows-2019, VulkanSDK 1.3.243.0, VMA=ON	1m 10s
linux: gcc, VulkanSDK 1.3.243, VMA=OFF	1m 14s
windows: msvc, windows-latest, VulkanSDK 1.2.198.1, VMA=OFF	1m 23s
windows: msvc, windows-2019, VulkanSDK 1.3.243.0, VMA=OFF	1m 46s
windows: msvc, windows-2019, VulkanSDK 1.2.198.1, VMA=OFF	53s
	20m 4s

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