Fix requirements of Galaxy role inclusion when not required

.ansible/linux_galaxy.yaml

@@ -1 +0,0 @@
-- src: jaredhocutt.gnome_extensions

.ansible/roles/desktop/meta/main.yaml

@@ -1,3 +0,0 @@
-dependencies:
-  - role: jaredhocutt.gnome_extensions
-    when: ansible_system == 'Linux'

.ansible/roles/desktop/tasks/software.yaml

@@ -74,3 +74,10 @@
     state: present
   loop: "{{ lookup('vars', lookup('vars', 'ansible_system_vendor') + '_' + lookup('vars', 'ansible_form_factor') + '_packages') }}"
   become: true
+
+- name: Galaxy role to install Gnome extensions
+  command: ansible-galaxy install jaredhocutt.gnome_extensions
+
+- name: Include jaredhocutt.gnome_extensions
+  include_role:
+    name: jaredhocutt.gnome_extensions

bin/dotfiles-init

@@ -20,9 +20,7 @@ if [ -x "$(which vim)" -a -e ~/.vim/bundle ]; then
   ~/bin/vim-upgrade
 fi
 
-if [ -x "$(which ansible)" -a -f ~/.ansible/${OS}_galaxy.yaml ]; then
-  echo "[ANSIBLE] Detected: initialising Galaxy dependencies"
-  ansible-galaxy install -r ~/.ansible/${OS}_galaxy.yaml
+if [ -x "$(which ansible)" ]; then
   echo "[ANSIBLE] Running desktop installation and configuration"
   ansible-playbook ~/.ansible/desktop.yaml -K
 fi