Remove reference to RecipesBase.debug (#5188)

* Remove reference to `RecipesBase.debug`

* Update link to zenodo.json in PR template

Author: penelopeysm

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,7 +1,7 @@
 ## Description
 
 ## Attribution
-- [ ] I am listed in [.zenodo.json](https://github.com/JuliaPlots/Plots.jl/blob/2463eb9f8065c52ed8314f6e541664c5b9db88d2/.zenodo.json) (see https://github.com/JuliaPlots/Plots.jl/issues/3503)
+- [ ] I am listed in the appropriate version of `.zenodo.json` for [PRs against v2](https://github.com/JuliaPlots/Plots.jl/blob/v2/.zenodo.json) or [PRs against master](https://github.com/JuliaPlots/Plots.jl/blob/master/.zenodo.json) (see https://github.com/JuliaPlots/Plots.jl/issues/3503)
 
 ## Things to consider
 - [ ] Does it work on log scales?

docs/src/recipes.md

@@ -435,14 +435,6 @@ This can be put anywhere in the code and will appear on the call `?my_plotfunc`.
 
 ### Troubleshooting
 
-It can sometimes be helpful when debugging recipes to see the order of dispatch inside the `apply_recipe` calls.  Turn on debugging info with:
-
-```julia
-RecipesBase.debug()
-```
-
-You can also pass a `Bool` to the `debug` method to turn it on/off.
-
 Here are some common errors, and what to look out for:
 
 #### convertToAnyVector