Bump ch.qos.logback:logback-classic from 1.2.12 to 1.3.14 #800

Job	Run time
prepare_for_integration_test	1m 8s
integration_ext_test (16)	1m 58s
build (8)	8m 40s
build_ext (16)	1m 25s
integration_ext_test (17)	2m 0s
build (11)	8m 45s
build_ext (17)	1m 18s
integration_test (8)	45s
integration_test (11)	1m 1s
integration_test (17)	42s
	27m 42s

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