Update Gradle Wrapper from 7.4.2 to 7.6

[github-actions[bot]]

Update Gradle Wrapper from 7.4.2 to 7.6.

Read the release notes: https://docs.gradle.org/7.6/release-notes.html

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

• Gradle release: 7.6
• Distribution (-bin) zip checksum: 7ba68c54029790ab444b39d7e293d3236b2632631fb5f2e012bb28b4ff669e4b
• Wrapper JAR Checksum: c5a643cf80162e665cc228f7b16f343fef868e47d3a4836f62e18b7e17ac018a

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

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

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