Comply with ansible-lint

Signed-off-by: Derek Nola <derek.nola@suse.com>

roles/raspberrypi/tasks/prereq/CentOS.yml

@@ -1,6 +1,6 @@
 ---
 - name: Enable cgroup via boot commandline if not already enabled for Centos
-  lineinfile:
+  ansible.builtin.lineinfile:
     path: /boot/cmdline.txt
     backrefs: yes
     regexp: '^((?!.*\bcgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory\b).*)$'

roles/raspberrypi/tasks/prereq/Debian.yml

@@ -1,11 +1,11 @@
 ---
 - name: Check if /boot/firmware/cmdline.txt exists
-  stat:
+  ansible.builtin.stat:
     path: /boot/firmware/cmdline.txt
   register: boot_firmware_cmdline_txt
 
 - name: Activating cgroup support
-  lineinfile:
+  ansible.builtin.lineinfile:
     path: "{{ (boot_firmware_cmdline_txt.stat.exists) | ternary('/boot/firmware/cmdline.txt', '/boot/cmdline.txt') }}"
     regexp: '^((?!.*\bcgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory\b).*)$'
     line: '\1 cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory'
@@ -13,22 +13,22 @@
   notify: reboot
 
 - name: Install iptables
-  apt:
+  ansible.builtin.apt:
     name: iptables
 
 - name: Flush iptables before changing to iptables-legacy
-  iptables:
+  ansible.builtin.iptables:
     flush: true
   changed_when: false   # iptables flush always returns changed
 
 - name: Changing to iptables-legacy
-  alternatives:
+  community.general.alternatives:
     path: /usr/sbin/iptables-legacy
     name: iptables
   register: ip4_legacy
 
 - name: Changing to ip6tables-legacy
-  alternatives:
+  community.general.alternatives:
     path: /usr/sbin/ip6tables-legacy
     name: ip6tables
   register: ip6_legacy

roles/raspberrypi/tasks/prereq/Raspbian.yml

@@ -1,6 +1,6 @@
 ---
 - name: Activating cgroup support
-  lineinfile:
+  ansible.builtin.lineinfile:
     path: /boot/cmdline.txt
     regexp: '^((?!.*\bcgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory\b).*)$'
     line: '\1 cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory'
@@ -8,18 +8,18 @@
   notify: reboot
 
 - name: Flush iptables before changing to iptables-legacy
-  iptables:
+  ansible.builtin.iptables:
     flush: true
   changed_when: false   # iptables flush always returns changed
 
 - name: Changing to iptables-legacy
-  alternatives:
+  community.general.alternatives:
     path: /usr/sbin/iptables-legacy
     name: iptables
   register: ip4_legacy
 
 - name: Changing to ip6tables-legacy
-  alternatives:
+  community.general.alternatives:
     path: /usr/sbin/ip6tables-legacy
     name: ip6tables
   register: ip6_legacy

roles/raspberrypi/tasks/prereq/Ubuntu.yml

@@ -1,15 +1,16 @@
 ---
 - name: Enable cgroup via boot commandline if not already enabled for Ubuntu on a Raspberry Pi
-  lineinfile:
+  ansible.builtin.lineinfile:
     path: /boot/firmware/cmdline.txt
     backrefs: yes
     regexp: '^((?!.*\bcgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory\b).*)$'
     line: '\1 cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory'
   notify: reboot
 - name: Install Ubuntu Raspi Extra Packages
-  apt:
-    name: 
-    - linux-modules-extra-raspi #Fixes issues in newer Ubuntu where VXLan isn't setup right. See: https://github.com/k3s-io/k3s/issues/4234
+  ansible.builtin.apt:
+    # Fixes issues in newer Ubuntu where VXLan isn't setup right.
+    # See: https://github.com/k3s-io/k3s/issues/4234
+    name: linux-modules-extra-raspi
     update_cache: yes
     state: present
-  when: "ansible_distribution_version is version('20.10', '>=')"
+  when: "ansible_distribution_version is version('20.10', '>=')"