[SPARK-53644] Upgrade Gradle to 9.1.0

[dongjoon-hyun]

What changes were proposed in this pull request?

This PR aims to upgrade Gradle to 9.1.0.

Why are the changes needed?

Gradle 9.1 is a new feature release with Full Java 25 Support.

• https://docs.gradle.org/9.1.0/release-notes.html

Does this PR introduce any user-facing change?

No, this is a dev-only change.

How was this patch tested?

Pass the CIs and check the following log.

Welcome to Gradle 9.1.0!
Here are the highlights of this release:
 - Full Java 25 support
 - Native task graph visualization
 - Enhanced console output
For more details see https://docs.gradle.org/9.1.0/release-notes.html

Was this patch authored or co-authored using generative AI tooling?

No.

[dongjoon-hyun]

Could you review this PR, @viirya ?

[dongjoon-hyun]

Thank you, @viirya . Merged to main.

[peter-toth]

Late LGTM.