Remove attrib->normal in draw_triangles_3d_ao(), fixes GL warnings
Remove attrib->normal in draw_triangles_3d_ao(), fixes GL warnings

craft.js:7875 WebGL: INVALID_OPERATION: vertexAttribPointer: no
ARRAY_BUFFER is bound and offset is non-zero

satoshinm/NetCraft,satoshinm/NetCraft,satoshinm/NetCraft,satoshinm/NetCraft,satoshinm/NetCraft