Temporarily remove living180 from django-debug-toolbar comittters (#92)

This user is not a member of the organization yet. This causes Terraform
to continually wanting to add them, creating noise in diffs.

And possibly, a lot of email spam?

terraform/production/repositories.tfvars

@@ -79,7 +79,8 @@ repositories = {
     ]
     committers = [
       "elineda",
-      "living180",
+      # living180 needs to apply for Commons membership first
+      # "living180",
       "salty-ivy",
     ]
     members = [