Move Maven jars to avoid any licensing confusion

[jthurne]

• Move the Develocity Maven extension to lib/develocity. It is covered by the Develocity terms of service.
• Move common-custom-user-data-maven-extension to lib/third-party. From the perspective of this project, it is another third-party OSS dependency.

New Maven Scripts Distribution Structure:

gradle-enterprise-maven-build-validation
├── 01-validate-local-build-caching-same-location.sh
├── 02-validate-local-build-caching-different-locations.sh
├── 03-validate-remote-build-caching-ci-ci.sh
├── 04-validate-remote-build-caching-ci-local.sh
├── LICENSE
├── NOTICE
├── README.md
├── VERSION
├── lib
│   ├── develocity
│   │   ├── build-scan-summary-1.0-2024.1-20240529162525.jar
│   │   └── gradle-enterprise-maven-extension-1.18.4.jar
│   ├── scripts
│   │   ├── 01-cli-parser.sh
│   │   ├── 02-cli-parser.sh
│   │   ├── 03-cli-parser.sh
│   │   ├── 04-cli-parser.sh
│   │   ├── build-scan-offline.sh
│   │   ├── build-scan-online.sh
│   │   ├── build-scan-parse.sh
│   │   ├── color.sh
│   │   ├── config.sh
│   │   ├── exit-code.sh
│   │   ├── git.sh
│   │   ├── gradle.sh
│   │   ├── help.sh
│   │   ├── init.sh
│   │   ├── interactive-mode.sh
│   │   ├── java.sh
│   │   ├── libs.sh
│   │   ├── logging.sh
│   │   ├── maven-libs
│   │   │   └── configure-gradle-enterprise-maven-extension-2.5.2.jar
│   │   ├── maven.sh
│   │   ├── paths.sh
│   │   ├── project.sh
│   │   └── summary.sh
│   └── third-party
│       ├── annotations-13.0.jar
│       ├── checker-qual-3.41.0.jar
│       ├── common-custom-user-data-maven-extension-1.13.jar
│       ├── error_prone_annotations-2.23.0.jar
│       ├── failureaccess-1.0.2.jar
│       ├── gson-2.10.1.jar
│       ├── gson-fire-1.9.0.jar
│       ├── guava-33.0.0-jre.jar
│       ├── javax.annotation-api-1.3.2.jar
│       ├── javax.ws.rs-api-2.1.1.jar
│       ├── jsr305-3.0.2.jar
│       ├── jsr311-api-1.1.1.jar
│       ├── kotlin-stdlib-1.6.20.jar
│       ├── kotlin-stdlib-common-1.6.20.jar
│       ├── kotlin-stdlib-jdk7-1.6.20.jar
│       ├── kotlin-stdlib-jdk8-1.6.20.jar
│       ├── listenablefuture-9999.0-empty-to-avoid-conflict-with-guava.jar
│       ├── logging-interceptor-4.10.0.jar
│       ├── okhttp-4.11.0.jar
│       ├── okhttp-tls-4.11.0.jar
│       ├── okio-jvm-3.2.0.jar
│       ├── picocli-4.7.5.jar
│       └── swagger-annotations-1.6.10.jar
├── mapping.example
└── network.settings