Contents of downloads folder will be pushed to remote branch

[IMACULGY]

Is your feature request related to a problem? Please describe.
User-specific files, located in the downloads folder, should not be able to be pushed to the remote branch.

Describe the solution you'd like
Add rules to the .gitignore preventing files within the downloads file from being pushed.

Describe alternatives you've considered
N/A.

Additional context
GCI 2019 task. Opened issue for the sake of the PR w/ solution.