* Unused bindings cleanup

`clj-kondo --lint src:shared/src > lint` and then just work my way
through it. Note that there are warnings about deprecations that we will
need to get rid of as well. Most likely by turning off that warning
until we are ready to tackle the project.

* More unused and a sort ns

* Removing unused svg helpers that eastwood is complaining about

* Restore accidentally deleted `begin!` impl for xlsx

* clean ns

* clean ns

* Last few unused bindings

* kondo checks for empty docstrings

* Little more cleanup