Yamllint fixes (#4410)

* Lint everything in the repository with yamllint

* yamllint fixes: syntax fixes only

* yamllint fixes: move comments to play names

* yamllint fixes: indent comments in .gitlab-ci.yml file

.gitlab-ci.yml

+---
 stages:
   - unit-tests
   - moderator
@@ -727,7 +728,7 @@ yamllint:
   <<: *job
   stage: unit-tests
   script:
-    - yamllint roles
+    - yamllint .
   except: ['triggers', 'master']
 
 tox-inventory-builder:

_config.yml

+---
 theme: jekyll-theme-slate
\ No newline at end of file

contrib/azurerm/roles/generate-templates/defaults/main.yml

+---
 apiVersion: "2015-06-15"
 
 virtualNetworkName: "{{ azure_virtual_network_name | default('KubeVNET') }}"
@@ -34,4 +35,3 @@ imageReferenceJson: "{{imageReference|to_json}}"
 
 storageAccountName: "sa{{nameSuffix | replace('-', '')}}"
 storageAccountType: "{{ azure_storage_account_type | default('Standard_LRS') }}"
-

contrib/azurerm/roles/generate-templates/tasks/main.yml

+---
 - set_fact:
     base_dir: "{{playbook_dir}}/.generated/"
 

contrib/dind/group_vars/all/all.yaml

+---
 # See distro.yaml for supported node_distro images
 node_distro: debian

contrib/dind/group_vars/all/distro.yaml

+---
 distro_settings:
   debian: &DEBIAN
     image: "debian:9.5"

contrib/dind/kubespray-dind.yaml

+---
 # kubespray-dind.yaml: minimal kubespray ansible playbook usable for DIND
 # See contrib/dind/README.md
 kube_api_anonymous_auth: true

contrib/dind/roles/dind-cluster/tasks/main.yaml

+---
 - name: set_fact distro_setup
   set_fact:
     distro_setup: "{{ distro_settings[node_distro] }}"

contrib/dind/roles/dind-host/tasks/main.yaml

+---
 - name: set_fact distro_setup
   set_fact:
     distro_setup: "{{ distro_settings[node_distro] }}"

contrib/network-storage/glusterfs/glusterfs.yml

@@ -22,4 +22,3 @@
 - hosts: kube-master[0]
   roles:
     - { role: kubernetes-pv }
-

contrib/network-storage/glusterfs/roles/glusterfs/server/tasks/main.yml

@@ -79,4 +79,3 @@
     src: "{{ ip|default(ansible_default_ipv4['address']) }}:/gluster"
     state: unmounted
   when: groups['gfs-cluster'] is defined and inventory_hostname == groups['gfs-cluster'][0]
-

contrib/network-storage/glusterfs/roles/kubernetes-pv/meta/main.yaml

+---
 dependencies:
   - {role: kubernetes-pv/ansible, tags: apps}

contrib/network-storage/heketi/roles/provision/tasks/bootstrap.yml

+---
 # Bootstrap heketi
 - name: "Get state of heketi service, deployment and pods."
   register: "initial_heketi_state"