Rework shutdown in lettuce 5.0 tests #12927
                
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https://scans.gradle.com/s/5ivplxzd53vuw/console-log/task/:instrumentation:lettuce:lettuce-5.0:javaagent:test?anchor=1526&page=2
lettuce
shutdownseems to have a bug that can cause the shutdown to hang. Try to work around it by usingshutdownAsync(..).get(15, TimeUnit.SECONDS)(shutdowninternally usesshutdownAsync(..).get()and thegethangs)