Fix majority of remaining yamllint warnings and errors

Signed-off-by: Ryan Lerch <rlerch@redhat.com>

roles/base/meta/main.yml

@@ -1,6 +1,6 @@
 ---
 dependencies:
-    - { role: linux-system-roles.network, when: "'no_linux_system_roles' not in group_names", tags: ['linux-system-roles.network'] }
-    - { role: basessh, tags: ['basessh'] }
-    - { role: chrony }
-    - { role: dnf-automatic, tags: ['dnf-automatic'] }
+  - { role: linux-system-roles.network, when: "'no_linux_system_roles' not in group_names", tags: ['linux-system-roles.network'] }
+  - { role: basessh, tags: ['basessh'] }
+  - { role: chrony }
+  - { role: dnf-automatic, tags: ['dnf-automatic'] }

roles/base/tasks/crypto-policies.yml

@@ -1,3 +1,4 @@
+---
 - name: Check current crypto-policy
   command: "update-crypto-policies --show"
   register: currentcryptopolicy

roles/base/tasks/postfix.yml

@@ -1,3 +1,4 @@
+---
 - name: /etc/postfix/main.cf
   copy: src={{ item }} dest=/etc/postfix/main.cf
   with_first_found:
@@ -91,12 +92,12 @@
   - restart postfix
   tags:
   - postfix
-  
-# Install gateway tls cert as a pem file. 
+
+# Install gateway tls cert as a pem file.
 # This has: private key, then cert, then intermediate cert
 # This cert is a digicert one, renew it there.
 - name: install /etc/pki/tls/private/gateway-chain.pem
-  copy: 
+  copy:
     src="{{private}}/files/smtpd/gateway-chain.pem"
     dest=/etc/pki/tls/private/gateway-chain.pem
     owner=root

roles/base/tasks/watchdog.yml

@@ -1,3 +1,4 @@
+---
 - name: See if theres a watchdog device
   stat: path=/dev/watchdog
   when: ansible_virtualization_role is defined and ansible_virtualization_role == 'guest'