distancefieldfonts: fix SaschaWillems/Vulkan#113
distancefieldfonts: fix SaschaWillems/Vulkan#113

SaschaWillems/Vulkan,SaschaWillems/Vulkan,grim210/Vulkan,grim210/Vulkan,ming4883/Vulkan,martty/Vulkan,SaschaWillems/Vulkan,SaschaWillems/Vulkan,jherico/Vulkan,SaschaWillems/Vulkan,ming4883/Vulkan,jpbruyere/Vulkan,jherico/Vulkan,dreadwords/Vulkan,jpbruyere/Vulkan,ming4883/Vulkan