Hotfix: Add exclude to relations

[jeandelacruz]

- I was able to observe that the option to exclude fields from serialization does not work, when they are relations

[michaelbukachi]

@jeandelacruz Where's the issue associated with this PR?

[jeandelacruz]

@jeandelacruz Where's the issue associated with this PR?

It really was the need, as I was testing in a case where I have 2 related models and I wanted to exclude one of them, it couldn't be done, and that's where I saw the solution

[michaelbukachi]

@jeandelacruz Where's the issue associated with this PR?

It really was the need, as I was testing in a case where I have 2 related models and I wanted to exclude one of them, it couldn't be done, and that's where I saw the solution

I understand. However, we should always strive to create issues first before creating PRs in case further discussion is required.

[jeandelacruz]

@jeandelacruz Where's the issue associated with this PR?

It really was the need, as I was testing in a case where I have 2 related models and I wanted to exclude one of them, it couldn't be done, and that's where I saw the solution

I understand. However, we should always strive to create issues first before creating PRs in case further discussion is required.

Thank you very much, I just added the issue :)