Fix url example

The example filter listed under `Running an Online Filter` contained `https://`, which causes an error when used

docs/_pages/docs/filters/online-filters.md

@@ -17,7 +17,7 @@ To add an online filter to your profile, you must write like this:
 
 ```json
 {
-  "url": "https://github.com/username/repository/folder"
+  "url": "github.com/username/repository/folder"
 }
 ```
 
@@ -56,4 +56,4 @@ As you can see, the format is pretty much identical to a [local filter](/regolit
 
 If you need some default configuration files for your remote filter, you can create a folder called `data` in your filter folder. Here, you can store your default configuration files. When a user runs `regolith install`, this data folder will be moved into their data folder, namespaced under the name of the filter. 
 
-You can learn more about this flow [here](/regolith/docs/data-folder).
+You can learn more about this flow [here](/regolith/docs/data-folder).