1.3.0 Release Notes

Also see CHANGES.rst.

What's Changed

• TST: asdf is bumping numpy in oldest deps so we need to pin it by @pllim in #177
• remove usages of deprecated codecov package by @zacharyburnett in #178
• remove unsupported system_packages RTD config setting by @zacharyburnett in #180
• NumPy 2.0 compatibility by @pllim in #181
• TST: Bump checkout version and add Python 3.12 by @pllim in #182
• TST: Fix devdeps by @pllim in #183

Full Changelog: 1.2.0...1.3.0