deployment tasks are are too verbose

Some deployment tasks like "Write docker config scripts" and "Write kolla config json files" are too verbose and print out the contents of the files to std out. We should reduce the output generated by these types of tasks.

TASK [Write docker config scripts] *********************************************
Friday 08 March 2019 16:19:49 -0500 (0:00:00.325) 0:14:08.623 **********
changed: [overcloud-novacompute-0] => (item=docker_puppet_apply.sh) => {"changed": true, "checksum": "2a52ef0a228517209c965af5ceff0d28265208f0", "dest": "/var/lib/docker-config-scripts/docker_puppet_apply.sh", "gid": 0, "group": "root", "item": ["docker_puppet_apply.sh", {"content": "#!/bin/bash\nset -eux\nSTEP=$1\nTAGS=$2\nCONFIG=$3\nEXTRA_ARGS=${4:-''}\nif [ -d /tmp/puppet-etc ]; then\n # ignore copy failures as these may be the same file depending on docker mounts\n cp -a /tmp/puppet-etc/* /etc/puppet || true\nfi\necho \"{\\\"step\\\": ${STEP}}\" > /etc/puppet/hieradata/docker_puppet.json\n# $::deployment_type in puppet-tripleo\nexport FACTER_deployment_type=containers\nset +e\npuppet apply $EXTRA_ARGS \\\n --verbose \\\n --detailed-exitcodes \\\n --summarize \\\n --color=false \\\n --modulepath /etc/puppet/modules:/opt/stack/puppet-modules:/usr/share/openstack-puppet/modules \\\n --tags $TAGS \\\n -e \"noop_resource('package'); ${CONFIG}\"\nrc=$?\nset -e\nset +ux\nif [ $rc -eq 2 -o $rc -eq 0 ]; then\n exit 0\nfi\nexit $rc\n", "mode": "0700"}], "md5sum": "90efa10e5c425afd47c5267cb73848ec", "mode": "0700", "owner": "root", "secontext": "system_u:object_r:container_file_t:s0", "size": 740, "src": "/home/tripleo-admin/.ansible/tmp/ansible-tmp-1552079990.117394-274501834222142/source", "state": "file", "uid": 0}

TASK [Write per-step docker-container-startup-configs] *************************
Friday 08 March 2019 16:19:55 -0500 (0:00:00.846) 0:14:14.395 **********
changed: [overcloud-novacompute-0] => (item=step_1) => {"changed": true, "checksum": "bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f", "dest": "/var/lib/tripleo-config/docker-container-startup-config-step_1.json", "gid": 0, "group": "root", "item": ["step_1", {}], "md5sum": "99914b932bd37a50b983c5e7c90ae93b", "mode": "0600", "owner": "root", "secontext": "system_u:object_r:var_lib_t:s0", "size": 2, "src": "/home/tripleo-admin/.ansible/tmp/ansible-tmp-1552079995.8247252-153624735637534/source", "state": "file", "uid": 0}

TASK [Write kolla config json files] *******************************************
Friday 08 March 2019 16:20:01 -0500 (0:00:00.311) 0:14:19.740 **********
changed: [overcloud-novacompute-0] => (item=/var/lib/kolla/config_files/iscsid.json) => {"changed": true, "checksum": "5a9e3abc0e5ab869c07e7e6995c535d38ff135fe", "dest": "/var/lib/kolla/config_files/iscsid.json", "gid": 0, "group": "root", "item": ["/var/lib/kolla/config_files/iscsid.json", {"command": "/usr/sbin/iscsid -f", "config_files": [{"dest": "/etc/iscsi/", "merge": true, "preserve_properties": true, "source": "/var/lib/kolla/config_files/src-iscsid/*"}]}], "md5sum": "877d85bda02209137836b3e0819a0ae4", "mode": "0600", "owner": "root", "secontext": "system_u:object_r:container_file_t:s0", "size": 257, "src": "/home/tripleo-admin/.ansible/tmp/ansible-tmp-1552080001.1984587-247655205951557/source", "state": "file", "uid": 0}