azure-cli: Crash when running az keyvault list using a managed identity

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Describe the bug

Command Name az keyvault list

Errors:

get_token() takes 1 positional argument but 2 were given
Traceback (most recent call last):
python3.6/site-packages/knack/cli.py, ln 215, in invoke
    cmd_result = self.invocation.execute(args)
cli/core/commands/__init__.py, ln 654, in execute
    raise ex
cli/core/commands/__init__.py, ln 718, in _run_jobs_serially
    results.append(self._run_job(expanded_arg, cmd_copy))
cli/core/commands/__init__.py, ln 711, in _run_job
    six.reraise(*sys.exc_info())
...
    response = self.next.send(request)
azure/core/pipeline/_base.py, ln 69, in send
    _await_result(self._policy.on_request, request)
azure/core/pipeline/_tools.py, ln 29, in await_result
    result = func(*args, **kwargs)
core/pipeline/policies/_authentication.py, ln 93, in on_request
    self._token = self._credential.get_token(*self._scopes)
TypeError: get_token() takes 1 positional argument but 2 were given

To Reproduce:

Steps to reproduce the behavior. Note that argument values have been redacted, as they may contain sensitive information.

• Assign a system managed identity to a VM
• Give it access to a key vault
• on the VM, log into az cli using az login --identity
• az keyvault list tsv --query '[].name'

Expected Behavior

Environment Summary

Linux-5.3.0-1035-azure-x86_64-with-debian-buster-sid
Python 3.6.10
Installer: DEB

azure-cli 2.11.0

Additional Context