[build] Update to gradle 8.11

[macfarla]

Signed-off-by: Sally MacFarlane [email protected]## PR description

Fixed Issue(s)

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• Checked out our contribution guidelines?
• Considered documentation and added the doc-change-required label to this PR if updates are required.
• Considered the changelog and included an update if required.
• For database changes (e.g. KeyValueSegmentIdentifier) considered compatibility and performed forwards and backwards compatibility tests

Locally, you can run these tests to catch failures early:

• spotless: ./gradlew spotlessApply
• unit tests: ./gradlew build
• acceptance tests: ./gradlew acceptanceTest
• integration tests: ./gradlew integrationTest
• reference tests: ./gradlew ethereum:referenceTests:referenceTests

[siladu]

LGTM

[macfarla]

note the compileSolidity target failed with gradle 8.12 - but maybe with #8296 that would be fixed.

[macfarla]

https://github.com/hyperledger/besu/actions/runs/13321506491/job/37206884944

> Task :acceptance-tests:tests:acceptanceTestNotPrivacy
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