Updated tooling and GH Actions

[SteveMcGrath]

• Removed requirements files (no longer needed)
• Switched from flake8 to ruff
• Switched to using uv for development environment management
• Switched to using uv for package building

Description

Corrected issues that have been cropping up with the testing suite and nuance in running it. Switched to using ruff and uv for performance improvements, stability, and repotability.

Fixes # (issue)

Type of change

Please delete options that are not relevant.

• Updating development tooling

How Has This Been Tested?

Locally tested with act & with a clean python environmenty matrix.

Test Configuration:

• Python Version(s) Tested: 3.7, 3.8, 3.9, 3.10, 3.11, 3.12

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules