3.4.0b1 - Test Release

Making a move to python 3.13 and upgrading build system. This is to test the pypi push mechanism to make sure it is still working. You can use this, but it doesn't have any functional changes.
 

What's Changed

• Add preferred citation and CITAITON.cff by @gordonwatts in #157
• fix: Add citation information for repository by @matthewfeickert in #162
• docs: Add conda-forge badge to README by @matthewfeickert in #153
• build: Support Python 3.9+ by @matthewfeickert in #159

Full Changelog: 3.3.3...3.4.0b1