When using XR_VARJO_quad_views extension, there will be 4 views to be rendered, and view_loop will throw an exception because projection_layer_views will only ever contain 2 entries. This commit changes projection_layer_views to follow the array size of views returned from xr.CompositionLayerProjection
When using XR_VARJO_quad_views extension, there will be 4 views to be rendered, and view_loop will throw an exception because projection_layer_views will only ever contain 2 entries. This commit changes projection_layer_views to follow the array size of views returned from xr.CompositionLayerProjection