combine three bootstrap playbooks into one

Signed-off-by: Jakub Sokołowski <jakub@status.im>

ansible/bootstrap-macos.yml

@@ -1,16 +0,0 @@
----
-- name: Verify Ansible versions
-  hosts: all
-  tags: always
-  become: false
-  run_once: true
-  gather_facts: false
-  tasks:
-    - local_action: command ./versioncheck.py
-      changed_when: false
-
-- name: Bootstrap macOS hosts
-  become: true
-  hosts: all
-  roles:
-    - infra-role-bootstrap-macos

ansible/bootstrap-win.yml

@@ -1,6 +0,0 @@
----
-- name: Bootstrap windows host
-  hosts: all
-  fact_path: 'C:/ansible/facts.d'
-  roles:
-    - infra-role-bootstrap-windows

ansible/bootstrap.yml

@@ -21,13 +21,21 @@
 
 - name: Bootstrap Python support for Ansible
   become: true
-  gather_facts: False
   hosts: all
   roles:
-    - infra-role-bootstrap-linux/raw
+    - role: infra-role-bootstrap-linux/raw
+      when: ansible_system == 'Linux'
 
 - name: Bootstrap admin users and Consul
   become: true
   hosts: all
   roles:
-    - infra-role-bootstrap-linux
+    - role: infra-role-bootstrap-linux
+      when: ansible_system == 'Linux'
+
+    - role: infra-role-bootstrap-macos
+      when: ansible_system == 'Darwin'
+
+    - role: infra-role-bootstrap-windows
+      when: ansible_system == 'Win32nt'
+      vars: { fact_path: 'C:/ansible/facts.d' }