OST basic suite master is broken.

The engine is failing to start with the following error (taken from ovirt-engine/server.log):

2017-09-25 06:33:30,348-04 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-1) MSC000001: Failed to start service jboss.deployment.unit."engine.ear".WeldStartService: org.jboss.msc.service.StartException in service jboss.deployment.unit."engine.ear".WeldStartService: Failed to start service
	at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1978) [jboss-msc-1.2.7.SP1.jar:1.2.7.SP1]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [rt.jar:1.8.0_144]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [rt.jar:1.8.0_144]
	at java.lang.Thread.run(Thread.java:748) [rt.jar:1.8.0_144]
Caused by: org.jboss.weld.exceptions.DeploymentException: WELD-001408: Unsatisfied dependencies for type OsRepository with qualifiers @Default
  at injection point [BackedAnnotatedField] @Inject private org.ovirt.engine.core.utils.OvfUtils.osRepository
  at org.ovirt.engine.core.utils.OvfUtils.osRepository(OvfUtils.java:0)

	at org.jboss.weld.bootstrap.Validator.validateInjectionPointForDeploymentProblems(Validator.java:362)
	at org.jboss.weld.bootstrap.Validator.validateInjectionPoint(Validator.java:284)
	at org.jboss.weld.bootstrap.Validator.validateGeneralBean(Validator.java:137)
	at org.jboss.weld.bootstrap.Validator.validateRIBean(Validator.java:158)
	at org.jboss.weld.bootstrap.Validator.validateBean(Validator.java:501)
	at org.jboss.weld.bootstrap.ConcurrentValidator$1.doWork(ConcurrentValidator.java:61)
	at org.jboss.weld.bootstrap.ConcurrentValidator$1.doWork(ConcurrentValidator.java:59)
	at org.jboss.weld.executor.IterativeWorkerTaskFactory$1.call(IterativeWorkerTaskFactory.java:62)
	at org.jboss.weld.executor.IterativeWorkerTaskFactory$1.call(IterativeWorkerTaskFactory.java:55)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [rt.jar:1.8.0_144]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [rt.jar:1.8.0_144]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [rt.jar:1.8.0_144]
	at java.lang.Thread.run(Thread.java:748) [rt.jar:1.8.0_144]
	at org.jboss.threads.JBossThread.run(JBossThread.java:320)

2017-09-25 06:33:30,348-04 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-1) MSC000001: Failed to start service jboss.deployment.unit."engine.ear".WeldStartService: org.jboss.msc.service.StartException in service jboss.deployment.unit."engine.ear".WeldStartService: Failed to start service
	at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1978) [jboss-msc-1.2.7.SP1.jar:1.2.7.SP1]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [rt.jar:1.8.0_144]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [rt.jar:1.8.0_144]
	at java.lang.Thread.run(Thread.java:748) [rt.jar:1.8.0_144]
Caused by: org.jboss.weld.exceptions.DeploymentException: WELD-001408: Unsatisfied dependencies for type OsRepository with qualifiers @Default
  at injection point [BackedAnnotatedField] @Inject private org.ovirt.engine.core.utils.OvfUtils.osRepository
  at org.ovirt.engine.core.utils.OvfUtils.osRepository(OvfUtils.java:0)

	at org.jboss.weld.bootstrap.Validator.validateInjectionPointForDeploymentProblems(Validator.java:362)
	at org.jboss.weld.bootstrap.Validator.validateInjectionPoint(Validator.java:284)
	at org.jboss.weld.bootstrap.Validator.validateGeneralBean(Validator.java:137)
	at org.jboss.weld.bootstrap.Validator.validateRIBean(Validator.java:158)
	at org.jboss.weld.bootstrap.Validator.validateBean(Validator.java:501)
	at org.jboss.weld.bootstrap.ConcurrentValidator$1.doWork(ConcurrentValidator.java:61)
	at org.jboss.weld.bootstrap.ConcurrentValidator$1.doWork(ConcurrentValidator.java:59)
	at org.jboss.weld.executor.IterativeWorkerTaskFactory$1.call(IterativeWorkerTaskFactory.java:62)
	at org.jboss.weld.executor.IterativeWorkerTaskFactory$1.call(IterativeWorkerTaskFactory.java:55)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [rt.jar:1.8.0_144]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [rt.jar:1.8.0_144]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [rt.jar:1.8.0_144]
	at java.lang.Thread.run(Thread.java:748) [rt.jar:1.8.0_144]
	at org.jboss.threads.JBossThread.run(JBossThread.java:320)

Link to suspeted patch: https://gerrit.ovirt.org/#/c/81829/
Link to the job: http://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/
Link to the logs: http://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/2820/artifact/exported-artifacts/basic-suit-master-el7/test_logs/basic-suite-master/

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