[skip ci] Update blog post link (#1425)

Update link for "Why you Ruby class macros (might)
suck (mine did)" blog post

Co-authored-by: Meghan Gutshall <meghan.gutshall@pennmedicine.upenn.edu>

docs/docs/going-further/other-notes.md

@@ -182,7 +182,7 @@ for an `auth_object` key in the options hash which can be used by your own
 overridden methods.
 
 Here is an example that puts all this together, adapted from
-[this blog post by Ernie Miller](http://erniemiller.org/2012/05/11/why-your-ruby-class-macros-might-suck-mine-did/).
+[this blog post by Ernie Miller](https://ernie.io/2012/05/11/why-your-ruby-class-macros-might-suck-mine-did/).
 In an `Article` model, add the following `ransackable_attributes` class method
 (preferably private):