verify-maas does no longer work with Ubuntu 20.04

[BjoernT]

This needs to be investigated as the SSL error seems to imply that the HTTPS protocol gets dropped once it queries the url /v1.0/hybrid:xxx/views/overview

  File "/openstack/venvs/maas-22.4.0/lib/python3.8/site-packages/libcloud/common/base.py", line 837, in request
    self.connection.request(method=method, url=url, body=data,
  File "/usr/lib/python3.8/http/client.py", line 1256, in request
    self._send_request(method, url, body, headers, encode_chunked)
  File "/usr/lib/python3.8/http/client.py", line 1302, in _send_request
    self.endheaders(body, encode_chunked=encode_chunked)
  File "/usr/lib/python3.8/http/client.py", line 1251, in endheaders
    self._send_output(message_body, encode_chunked=encode_chunked)
  File "/usr/lib/python3.8/http/client.py", line 1011, in _send_output
    self.send(msg)
  File "/usr/lib/python3.8/http/client.py", line 951, in send
    self.connect()
  File "/openstack/venvs/maas-22.4.0/lib/python3.8/site-packages/libcloud/httplib_ssl.py", line 325, in connect
    raise exc
  File "/openstack/venvs/maas-22.4.0/lib/python3.8/site-packages/libcloud/httplib_ssl.py", line 317, in connect
    self.sock = self.tls_context.wrap_socket(
  File "/usr/lib/python3.8/ssl.py", line 500, in wrap_socket
    return self.sslsocket_class._create(
  File "/usr/lib/python3.8/ssl.py", line 1040, in _create
    self.do_handshake()
  File "/usr/lib/python3.8/ssl.py", line 1309, in do_handshake
    self._sslobj.do_handshake()
ssl.SSLError: [SSL] internal error (_ssl.c:1131)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/rpc-maas-tools/rpc-maas-tool.py", line 856, in <module>
    cli = RpcMassCli()
  File "/opt/rpc-maas-tools/rpc-maas-tool.py", line 250, in __init__
    self.rpcm = RpcMaas(self.args.entitymatch,
  File "/opt/rpc-maas-tools/rpc-maas-tool.py", line 74, in __init__
    self._add_links()
  File "/opt/rpc-maas-tools/rpc-maas-tool.py", line 116, in _add_links
    for entry in self.overview:
  File "/openstack/venvs/maas-22.4.0/lib/python3.8/site-packages/libcloud/common/types.py", line 115, in __iter__
    self._load_all()
  File "/openstack/venvs/maas-22.4.0/lib/python3.8/site-packages/libcloud/common/types.py", line 140, in _load_all
    self._get_more(last_key=self._last_key,
  File "/openstack/venvs/maas-22.4.0/lib/python3.8/site-packages/rackspace_monitoring/drivers/rackspace.py", line 233, in _get_more
    response = self.connection.request(value_dict['url'], params)
  File "/openstack/venvs/maas-22.4.0/lib/python3.8/site-packages/rackspace_monitoring/drivers/rackspace.py", line 148, in request
    return super(RackspaceMonitoringConnection, self).request(
  File "/openstack/venvs/maas-22.4.0/lib/python3.8/site-packages/libcloud/common/openstack.py", line 222, in request
    return super(OpenStackBaseConnection, self).request(action=action,
  File "/openstack/venvs/maas-22.4.0/lib/python3.8/site-packages/libcloud/common/base.py", line 860, in request
    raise ssl.SSLError(str(e))
ssl.SSLError: ('[SSL] internal error (_ssl.c:1131)',)```