Some Notebooks are Inaccessible on Xopt Documentation Website

[electronsandstuff]

I get the following warning when running mkdocs locally. Viewing the website confirms the notebooks are only accessible through the search bar.

INFO    -  The following pages exist in the docs directory, but are not included in the "nav" configuration:
             - examples/basic/checkpointing_and_restarts.ipynb
             - examples/bayes_exp/bayesian_exploration_w_interpolation.ipynb
             - examples/bayes_exp/bayesian_exploration_with_nans.ipynb
             - examples/single_objective_bayes_opt/benchmarking.ipynb
             - examples/single_objective_bayes_opt/fast_model_eval.ipynb
             - examples/single_objective_bayes_opt/hessian_kernel.ipynb
             - examples/single_objective_bayes_opt/noisy_bo_tutorial.ipynb