Attempt to fix cache locking issues by setting a unique `withTestKitDir`
directory for each tested Gradle version.

Closes gh-24993

Closes gh-24737

Closes gh-24970

See gh-24942

Closes gh-24942

* pr/24753:
  Update copyright of changed file
  Make MetricsClientHttpRequestInterceptor defensive against metrics recoding failures

Closes gh-24753

See gh-24753

See gh-24753

Closes gh-24864

Closes gh-24848

This commit updates DataSourceUnwrapper to take a separate interface
type argument if the target datasource has to be unwrapped, given that
the target type is usually not an interface.

Closes gh-24697

Closes gh-24826

Closes gh-24825

Closes gh-24824

Closes gh-24823

Closes gh-24822

Closes gh-24821

Close gh-24742

Closes gh-24820

Closes gh-24819

Closes gh-24818

See gh-24813

See gh-24811

Closes gh-24813

Fixes gh-24811

Closes gh-24801

Closes gh-24785

* gh-24789:
  Polish "Upgrade to Gradle Enterprise Maven Extension 1.8.1"
  Upgrade to Gradle Enterprise Maven Extension 1.8.1

Closes gh-24789

See gh-24789

See gh-24789

Fixes gh-24624