fixed test net.openhft.chronicle.logger.jul.JulLoggerChronicleTest

[RobAustin]

see https://teamcity.chronicle.software/viewLog.html?buildId=642270&tab=buildResultsDiv&buildTypeId=OpenHFT_BuildAll_BuildJava11compileJava11

java.lang.AssertionError: expected:<logger> but was:<null>
	at net.openhft.chronicle.logger.jul.JulLoggerChronicleTest.testChronicleConfiguration(JulLoggerChronicleTest.java:58)
	at net.openhft.chronicle.logger.jul.JulLoggerChronicleTest.testChronicleConfig(JulLoggerChronicleTest.java:91)
------- Stderr: -------
Unable to initialize chronicle-logger-jul (logger)
  Unable to claim exclusive exclusive lock on file /tmp/chronicle-jul-api/root-binary/metadata.cq4t

[tgd]

Closing this out as no work is planned on this issue at the moment. Please comment on this issue if you would like it re-opened.