fixes out of scope logs, fix git repo provides

[jeffkala]

Fixes #277
Fixes #287

Using a __contains method that I still need to test using mysql. Its working for psql as expected.

[jeffkala]

Valdiated its working in mysql as well

In [1]: GitRepository.objects.filter(
   ...:             provided_contents__contains="nautobot_device_onboarding.onboarding_command_mappers"
   ...:         )
Out[1]: <RestrictedQuerySet [<GitRepository: command mapper overloads>]>

In [2]: 

In [2]: GitRepository.objects.first().provided_contents
Out[2]: ['extras.job', 'nautobot_device_onboarding.onboarding_command_mappers']

[scetron]

Leo added a PR covering the git repo issues and added a bit more around it. Please have a look and see if those changes make more sense to include.