RM: missing property exception: hasFailingTests in project ´- master

[clemensutschig]

Describe the bug
after refactoring, and with #675 I removed the get from getHasFailingTests - and now its breaking early . and I am very confused - I caused this, clearly ...

To Reproduce
see latest master build logs on ods-core/readme

Affected version (please complete the following information):

• OpenShift: [3.11]
• OpenDevStack [master]

Log Output (ensure to remove any confidential information like tokens, project names, etc.

�[0;32m    amazon-ebs: groovy.lang.MissingPropertyException: No such property: hasFailingTests for class: org.ods.orchestration.util.Project�[0m
�[0;32m    amazon-ebs: Possible solutions: hasFailingTests�[0m
�[0;32m    amazon-ebs: 	at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.unwrap(ScriptBytecodeAdapter.java:53)�[0m
�[0;32m    amazon-ebs: 	at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.getProperty(ScriptBytecodeAdapter.java:458)�[0m
�[0;32m    amazon-ebs: 	at com.cloudbees.groovy.cps.sandbox.DefaultInvoker.getProperty(DefaultInvoker.java:39)�[0m
�[0;32m    amazon-ebs: 	at com.cloudbees.groovy.cps.impl.PropertyAccessBlock.rawGet(PropertyAccessBlock.java:20)�[0m
�[0;32m    amazon-ebs: 	at org.ods.orchestration.BuildStage.run(BuildStage.groovy:90)�[0m
�[0;32m    amazon-ebs: 	at org.ods.orchestration.Stage.execute(Stage.groovy:40)�[0m
�[0;32m    amazon-ebs: 	at ___cps.transform___(Native Method)�[0m

@metmajer @s2oBCN

[clemensutschig]

is for the CPS annotion both needed? get and just has ...
reference: https://github.com/opendevstack/ods-jenkins-shared-library/blob/master/src/org/ods/orchestration/util/Project.groovy#L956