feat: client credentials management

[arthanson]

Adds client secret list, add, delete views. Secret is only displayed on creation.

[CLAassistant]

All committers have signed the CLA.

[github-actions]

☂️ Python Coverage

current status: ✅

Overall Coverage

Lines	Covered	Coverage	Threshold	Status
3227	2879	89%	0%	🟢

New Files

File	Coverage	Status
netbox_diode_plugin/client.py	39%	🟢
netbox_diode_plugin/diode/clients.py	70%	🟢
netbox_diode_plugin/tables.py	77%	🟢
netbox_diode_plugin/tests/test_diode_clients.py	100%	🟢
TOTAL	72%	🟢

Modified Files

File	Coverage	Status
netbox_diode_plugin/init.py	100%	🟢
netbox_diode_plugin/forms.py	100%	🟢
netbox_diode_plugin/models.py	100%	🟢
netbox_diode_plugin/navigation.py	100%	🟢
netbox_diode_plugin/plugin_config.py	68%	🟢
netbox_diode_plugin/urls.py	100%	🟢
netbox_diode_plugin/views.py	55%	🟢
TOTAL	89%	🟢

updated for commit: 7c07bfe by action🐍

[ltucker]

I cleaned up lint on here, added some unit tests on the api client and merged most of the security fixes. Looks good to me if you can take a look / make a call on whatever it's suggesting on the next_url redirect.

[mfiedorowicz]

One more important feedback to consider