message: Fix markup in ansible docs [skip ci]
diff: @@ -95,5 +95,9 @@ Deploying 6 Iroha peers on two remote hosts communicating over overlay network (
  **TBD**
  -##### Caveats
  -1. If `/usr/bin/python` does not exist on a remote host, Ansible will fail with the misleading message: `... Make sure this host can be reached over ssh`. This usually happens when Ansible uses Python 3. On Ubuntu systems `/usr/bin/python3` is not symlinked to `/usr/bin/python` which Ansible expects to find. The problem can be solved by setting `ansible_python_interpreter` variable to `/usr/bin/python3`.
  +**Caveats**
  +
  +> If `/usr/bin/python` does not exist on a remote host, Ansible will fail with the misleading message: `... Make sure this host can be reached over ssh`.
  +This usually happens when Ansible uses Python 3.
  +On Ubuntu systems `/usr/bin/python3` is not symlinked to `/usr/bin/python` which Ansible expects to find.
  +The problem can be solved by setting `ansible_python_interpreter` variable to `/usr/bin/python3`.
  