Compute loo for flocker_fit objects
loo_flocker(x, thin = NULL)
a flocker_fit object or a list of flocker_fit objects
specify the amount of thinning required. 1 or NULL implies no thinning, 2 implies every other value, 3 every third, etc.
a loo object or a list of loo objects
if (FALSE) {
loo_flocker(example_flocker_model_single)
}