Fix location of infra role and add linode inventory role

roles/inventory/linode_inventory/tasks/main.yml

@@ -0,0 +1,7 @@
+---
+- name: Load Linode instances into inventory
+  add_host:
+    name: "{{ item.label }}"
+    ansible_host: "{{ item.ipv4[]  }}"
+    groups: linode_instances
+  loop: "{{ lookup('linode.cloud.linode', wantlist=True) }}"