fix link

Author: RulerOf

traversing-nested-maps/README.md

@@ -2,7 +2,7 @@
 
 Terraform [used to use splat expressions](https://www.terraform.io/docs/language/expressions/splat.html#splat-expressions-with-maps) for this stuff (and I wish they still worked), but now this is all done with [`for` expressions](https://www.terraform.io/docs/language/expressions/for.html).
 
-Using [your example code as a guide](https://github.com/RulerOf/terraform-code-examples/traversing-nested-maps/main.tf), it's pretty straightforward to select the structure of the map where the `address_space` lists are the first element down, like this:
+Using [your example code as a guide](https://github.com/RulerOf/terraform-code-examples/blob/main/traversing-nested-maps/main.tf), it's pretty straightforward to select the structure of the map where the `address_space` lists are the first element down, like this:
 
     > local.subscriptions.MySecondSubcription.VirtualNetworks
     {