<!--- Verify first that your issue is not already reported on GitHub -->
<!--- Also test if the latest release and devel branch are affected too -->
<!--- Complete *all* sections as described, this form is processed automatically -->

##### SUMMARY
<!--- Explain the problem briefly below -->
Unit tests for ios_interfaces is failing, with import error

##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
<!--- Write the short name of the module, plugin, task or feature below, use your best guess if unsure -->
ios_interfaces
##### ANSIBLE VERSION
<!--- Paste verbatim output from "ansible --version" between quotes -->
```paste below
devel
```

##### CONFIGURATION
<!--- Paste verbatim output from "ansible-config dump --only-changed" between quotes -->
```paste below

```

##### OS / ENVIRONMENT
<!--- Provide all relevant information below, e.g. target OS versions, network device firmware, etc. -->
macos

##### STEPS TO REPRODUCE
<!--- Describe exactly how to reproduce the problem, using a minimal test-case -->

<!--- Paste example playbooks or commands between quotes below -->
```yaml

```

<!--- HINT: You can paste gist.github.com links for larger files -->

##### EXPECTED RESULTS
<!--- Describe what you expected to happen when running the steps above -->
Unit tests for `ios_interfaces` should pass w/o any issue/failure

##### ACTUAL RESULTS
<!--- Describe what actually happened. If possible run with extra verbosity (-vvvv) -->
Unit tests are failing with error: `ImportError: cannot import name 'dict_diff' from 'ansible.module_utils.network.ios.utils.utils'`
<!--- Paste verbatim command output between quotes -->
```paste below

```

description: The configuration prior to the model invocation
  returned: always
  type: list
  sample: The configuration returned will alwys be in the same format of the paramters above.
after:
  description: The resulting configuration model invocation
  returned: when changed
  type: list
  sample: The configuration returned will alwys be in the same format of the paramters above.
commands:
  description: The set of commands pushed to the remote device
  returned: always
  type: list
  sample: ['interface GigabitEthernet 0/1', 'description This is test', 'speed 100']
"""
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.network.ios.argspec.interfaces.interfaces import InterfacesArgs
from ansible.module_utils.network.ios.config.interfaces.interfaces import Interfaces
def main():
    """
    Main entry point for module execution
    :returns: the result form module invocation
    """
    module = AnsibleModule(argument_spec=InterfacesArgs.argument_spec,
                           supports_check_mode=True)
    result = Interfaces(module).execute_module()
    module.exit_json(**result)
if __name__ == '__main__':
    main()