Add run_puppet top-level playbooks to apply puppet for services

Rather than doing this in the boostrap roles, better to decouple
and do it separately.

run_puppet_on_gerrit.yml

@@ -0,0 +1,11 @@
+---
+- hosts: meta-infra_type_gerrit
+  user: ubuntu
+  gather_facts: no
+  sudo: true
+  tasks:
+  name: Run Puppet to install Gerrit
+  tasks:
+    - puppet:
+      ignore_errors: yes
+    - service: name=apache2 state=started

run_puppet_on_jenkins.yml

@@ -0,0 +1,8 @@
+---
+- hosts: meta-infra_type_jenkins
+  user: ubuntu
+  sudo: true
+  tasks:
+  name: Run Puppet to install Jenkins
+  tasks:
+    - puppet:

run_puppet_on_zuul.yml

@@ -0,0 +1,11 @@
+---
+- hosts: meta-infra_type_zuul
+  user: ubuntu
+  gather_facts: no
+  sudo: true
+  tasks:
+  name: Run Puppet to install Zuul
+  tasks:
+    - puppet:
+      ignore_errors: yes
+    - service: name=apache2 state=started