fixup: Comment out unused VTX_UVEC for clang-tidy

Author: laanwj

code/graphics/vulkan/VulkanShader.cpp

@@ -45,7 +45,7 @@ static constexpr uint32_t VTX_NORMAL   = 1u << static_cast<uint32_t>(VertexAttri
 static constexpr uint32_t VTX_TANGENT  = 1u << static_cast<uint32_t>(VertexAttributeLocation::Tangent);
 static constexpr uint32_t VTX_MODELID  = 1u << static_cast<uint32_t>(VertexAttributeLocation::ModelId);
 static constexpr uint32_t VTX_RADIUS   = 1u << static_cast<uint32_t>(VertexAttributeLocation::Radius);
-static constexpr uint32_t VTX_UVEC     = 1u << static_cast<uint32_t>(VertexAttributeLocation::Uvec);
+// static constexpr uint32_t VTX_UVEC     = 1u << static_cast<uint32_t>(VertexAttributeLocation::Uvec);
 static constexpr uint32_t VTX_MATRIX   = (15u << static_cast<uint32_t>(VertexAttributeLocation::ModelMatrix)); // Four consecutive locations
 static constexpr uint32_t VTX_NONE     = 0;