CI: Remove cruft

Remove unused variables, and intermediary ones.

tests/cloud_playbooks/roles/packet-ci/defaults/main.yml

@@ -6,16 +6,10 @@ vm_cpu_sockets: 1
 vm_cpu_threads: 2
 vm_memory: 2048
 
-# Replace invalid characters so that we can use the branch name in kubernetes labels
-branch_name_sane: "{{ branch | regex_replace('/', '-') }}"
-
 # Request/Limit allocation settings
 cpu_allocation_ratio: 0.25
 memory_allocation_ratio: 1
 
-# Default path for inventory
-inventory_path: "/tmp/{{ test_name }}/inventory"
-
 # Deployment mode
 mode: all-in-one
 

tests/cloud_playbooks/roles/packet-ci/tasks/main.yml

@@ -45,5 +45,5 @@
 - name: Create inventory for CI tests
   copy:
     content: "{{ ci_inventory | to_yaml }}"
-    dest: "{{ inventory_path }}/ci_inventory.yml"
+    dest: "{{ ansible_inventory_sources[0] }}/ci_inventory.yml"
     mode: "0644"