accessTokens Permission denied

### **This is autogenerated. Please review and update as needed.**

## Describe the bug

**Command Name**
`az login`

**Errors:**
```
[Errno 13] Permission denied: 'C:\\Users\\FKDK7307\\.azure\\accessTokens.json'
Traceback (most recent call last):
Temp\pip-install-rg707cll\knack\knack\cli.py, ln 206, in invoke
azure\cli\core\commands\__init__.py, ln 603, in execute
azure\cli\core\commands\__init__.py, ln 661, in _run_jobs_serially
azure\cli\core\commands\__init__.py, ln 654, in _run_job
Local\Temp\pip-install-rg707cll\six\six.py, ln 693, in reraise
azure\cli\core\commands\__init__.py, ln 631, in _run_job
azure\cli\core\commands\__init__.py, ln 306, in __call__
azure-cli-core\azure\cli\core\__init__.py, ln 485, in default_command_handler
azure\cli\command_modules\profile\custom.py, ln 147, in login
azure-cli-core\azure\cli\core\_profile.py, ln 219, in find_subscriptions_on_login
azure-cli-core\azure\cli\core\_profile.py, ln 893, in persist_cached_creds
azure-cli-core\azure\cli\core\_profile.py, ln 898, in flush_to_disk
PermissionError: [Errno 13] Permission denied: 'C:\\Users\\FKDK7307\\.azure\\accessTokens.json'
```

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

- _Put any pre-requisite steps here..._
- `az login --use-device-code`

## Expected Behavior

## Environment Summary
```
Windows-10-10.0.17763-SP0
Python 3.6.6
Shell: powershell.exe

azure-cli 2.0.73

```
## Additional Context