feat(java): use java 11 in favour of java 8. (#5138)
feat(java): use java 11 in favour of java 8. (#5138)

When running gradle using java 8 on a project that depends on libraries built with newer java versions, as of gradle 5.3 the renovate run breaks because of "Automatic target JVM version" check. -->  https://docs.gradle.org/current/userguide/upgrading_version_5.html#changes_5.3

singapore/renovate,singapore/renovate,singapore/renovate