fix bug dbt docs, having a folder with the same name as a macro breaks dbt docs

[etnnth]

resolves #442

Description

Fix bug where the docs site crashed when a macro and a folder had the same name. This was due a a key collision in the tree object that was used to create the project structure. The fix is to change the key to be sure that they cannot be identical.

Checklist

• [X] I have read the contributing guide and understand what's expected of me
• [X] I have signed the CLA
• [X] I have run this code in development and it appears to resolve the stated issue
• [X] I have opened an issue to add/update docs, or docs changes are not required/relevant for this PR
• [X] I have run changie new to create a changelog entry

[etnnth]

@dbeatty10 do I need to do something else to help getting this fix merged?

[github-actions[bot]]

This PR has been marked as Stale because it has been open with no activity as of late. If you would like the PR to remain open, please comment on the PR or else it will be closed in 7 days.

[github-actions[bot]]

Although we are closing this PR as stale, it can still be reopened to continue development. Just add a comment to notify the maintainers.

[dbeatty10]

@etnnth -- sorry this got closed as stale. I'm going to re-open it in hopes we can do an initial code review on it.

[github-actions[bot]]

This PR has been marked as Stale because it has been open with no activity as of late. If you would like the PR to remain open, please comment on the PR or else it will be closed in 7 days.

[github-actions[bot]]

Although we are closing this PR as stale, it can still be reopened to continue development. Just add a comment to notify the maintainers.