Increase line thickness in draw_patterned_line - #1

Pull Request Checklist

• The Rayhunter team has recently expressed interest in reviewing a PR for this. If not, this PR may be closed due our limited resources and need to prioritize how we spend them.
• Added or updated any documentation as needed to support the changes in this PR.
• Code has been linted and run through cargo fmt
• If any new functionality has been added, unit tests were also added
• ./CONTRIBUTING.md has been read