[Java] Use `vendor = AZUL` when selecting Java toolchain in order to guarantee that the proper JVM will be used in CI.
[Java] Use `vendor = AZUL` when selecting Java toolchain in order to guarantee that the proper JVM will be used in CI.

This solves the problem when a JVM that is running Gradle script has the correct target version (e.g. 11) and is thus selected instead of the one specified via the `BUILD_JAVA_HOME` env variable.

mikeb01/Aeron,mikeb01/Aeron,mikeb01/Aeron,mikeb01/Aeron