Color Fixes
@松田 浩二 @Mana
@Zandy thanks for all your help! I think these changes should fix the color issues, as I've (hopefully) figured out how to go back to the old rendering style 
Please could you try these special builds when you get a chance? https://nightly.link/merulaxr/open-brush/workflows/build/fix%2Fgamma-vulkan
@Zandy thanks for all your help! I think these changes should fix the color issues, as I've (hopefully) figured out how to go back to the old rendering style Please could you try these special builds when you get a chance? https://nightly.link/merulaxr/open-brush/workflows/build/fix%2Fgamma-vulkan
