v0.2.4

What's Changed

• Bump actions/checkout from 3 to 4 by @dependabot in #7
• test: on new php versions by @bytestream in #8
• Use the file 1's value, rather in file 2, when syncing and line the key has been rewritten by @bytestream in #9

Full Changelog: v0.2.3...v0.2.4