Do not limit hosts in bbb-apply-config.yml.

In order to make the beforementioned file work on localhost and given
the fact, that we do not want to keep a vault password on the server, we
have to do this step.

bbb-apply-config.yml

@@ -5,7 +5,7 @@
 #   ansible-playbook --connection=local -i 127.0.0.1, path/to/bbb-apply-config.yml
 #
 - name: Apply local BBB configuration
-  hosts: bigbluebutton
+  hosts: all
   become: yes
   tasks:
   - name: We are alive