⬆️ Bump Gradle Wrapper from 8.12.1 to 8.13

[github-actions[bot]]

trafficstars

⬆️ Bump Gradle Wrapper from 8.12.1 to 8.13.

Read the release notes: https://docs.gradle.org/8.13/release-notes.html

---

The checksums of the Wrapper JAR and the distribution binary have been successfully verified.

• Gradle release: 8.13
• Distribution (-bin) zip checksum: 20f1b1176237254a6fc204d8434196fa11a4cfb387567519c61556e8710aed78
• Wrapper JAR Checksum: 81a82aaea5abcc8ff68b3dfcb58b3c3c429378efd98e7433460610fecd7ae45f

You can find the reference checksum values at https://gradle.org/release-checksums/

---

🤖 This PR has been created by the Update Gradle Wrapper action.

Need help? 🤔

If something doesn't look right with this PR please file an issue here.