2.0rc4

What's Changed

• Update build process to flit-gettext by @codingjoe in #61
• Refs #54, #55 -- check payload type before trimming by @amureki in #59
• Bump actions/checkout from 3 to 4 by @dependabot in #56
• Bump black from 23.7.0 to 23.9.1 by @dependabot in #57
• Bump djlint from 1.32.1 to 1.33.0 by @dependabot in #58
• Bump djlint from 1.33.0 to 1.34.0 by @dependabot in #60

Full Changelog: 2.0rc3...2.0rc4