Set gather_facts true in ansible playbooks

This is need to support ansible built-in facts
used by puppet-ansible

Change-Id: Id8d14905e12c1d25c49322dd4c418b3f47c0d7c4

playbooks/remote_puppet_afs.yaml

@@ -1,5 +1,5 @@
 ---
 - hosts: "afs*"
-  gather_facts: false
+  gather_facts: true
   roles:
   - role: puppet

playbooks/remote_puppet_else.yaml

@@ -1,4 +1,4 @@
 - hosts: '!review.openstack.org:!git0*:!afs*'
-  gather_facts: false
+  gather_facts: true
   roles:
   - role: puppet

playbooks/remote_puppet_git.yaml

@@ -1,6 +1,6 @@
 ---
 - hosts: localhost
-  gather_facts: false
+  gather_facts: true
   connection: local
   tasks:
     # Note that git module does ls-remote if clone is set to no and places
@@ -8,14 +8,14 @@
     - git: repo=https://git.openstack.org/openstack-infra/project-config clone=no
       register: gitinfo
 - hosts: git0*
-  gather_facts: false
+  gather_facts: true
   max_fail_percentage: 1
   roles:
     - role: puppet
       facts:
         project_config_ref: "{{ hostvars.localhost.gitinfo.after }}"
 - hosts: review.openstack.org
-  gather_facts: false
+  gather_facts: true
   roles:
     - role: puppet
       facts: