Add references to plot_khat #1841 (#1920)
Add references to plot_khat #1841 (#1920)

* update see also

* add backend_kwargs reference

* add matplotlib link

* add matplotlib link

* Update arviz/plots/khatplot.py

Co-authored-by: Rosheen Naeem <47c37e7e91ad5b14a175fda48380d2fcb09ea176@gmail.com>

* Update arviz/plots/khatplot.py

Co-authored-by: Rosheen Naeem <47c37e7e91ad5b14a175fda48380d2fcb09ea176@gmail.com>

* fix indentation

Co-authored-by: Rosheen Naeem <47c37e7e91ad5b14a175fda48380d2fcb09ea176@gmail.com>
arviz-devs/arviz,arviz-devs/arviz,arviz-devs/arviz,arviz-devs/arviz