Rename upstream CI playbooks

rename playbooks/{tobiko-devstack-post-run.yaml => devstack/post.yaml}
rename playbooks/{tobiko-devstack-pre-run.yaml => devstack/pre.yaml}
rename playbooks/{tobiko-devstack-run.yaml => devstack/run.yaml}
rename playbooks/{tobiko-tox-py38-pre-run.yaml => tox-py38/pre.yaml}

Change-Id: I062464604d532fc4878271f4979c14a2b96bb0d6

tox.ini

@@ -79,9 +79,11 @@ envdir = {toxworkdir}/pep8
 commands =
     {[testenv:pep8]commands}
     mypy --ignore-missing-imports tobiko/
+    # Ansible lint
+    # [ANSIBLE0012] Commands should not change things if nothing needs doing
     bash -c 'find roles -maxdepth 1 -mindepth 1 -type d | \
              xargs -t -n1 ansible-lint -xANSIBLE0012'
-    bash -c 'find playbooks -maxdepth 1 -mindepth 1 -type f -name '*.yaml' | \
+    bash -c 'find playbooks -maxdepth 2 -type f -regex '.*.y[a]ml' | \
              xargs -t -n1 ansible-lint -xANSIBLE0012'
     pylint -j0 --max-line-length=80 -E -e W,E \
         -d unused-import,broad-except,fixme tobiko

zuul.d/tobiko-devstack.yaml

@@ -73,9 +73,9 @@
       tobiko_log_file: /opt/stack/logs/tobiko.log
       test_report_dir: /opt/stack/logs
 
-    pre-run: playbooks/tobiko-devstack-pre-run.yaml
-    run: playbooks/tobiko-devstack-run.yaml
-    post-run: playbooks/tobiko-devstack-post-run.yaml
+    pre-run: playbooks/devstack/pre.yaml
+    run: playbooks/devstack/run.yaml
+    post-run: playbooks/devstack/post.yaml
     irrelevant-files:
       - ^.*\.rst$
       - ^doc/

zuul.d/unit.yaml

@@ -13,4 +13,4 @@
       tox_envlist: py38
       bindep_profile: test py38
       python_version: 3.8
-    pre-run: playbooks/tobiko-tox-py38-pre-run.yaml
+    pre-run: playbooks/tox-py38/pre.yaml