Spring Bump update gradle-wrapper.jar from 8.3 to 8.4

Bump update gradle-wrapper.jar from 8.3 to 8.4

Comment From: pivotal-cla

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Comment From: pivotal-cla

@vladimirGlinskikh Thank you for signing the Contributor License Agreement!

Comment From: snicoll

@vladimirGlinskikh thanks for the PR but we're already on 8.4

Comment From: vpavic

I believe this PR adds value but the changes aren't described adequately. It's not about upgrading to Gradle 8.4 but rather adding Gradle distribution checksum as an additional security measure.

See relevant resources: - https://docs.gradle.org/current/userguide/gradle_wrapper.html#sec:verification - https://blog.gradle.org/project-integrity#how-to-ensure-gradle-distribution-integrity