upgrade from tssc==0.15.0 to ploigos-step-runer==0.16.0 (name change in package only)

[itewk]

purpose

• switch out tssc for psr

intigration tests

• jenkins - standard - maven: https://jenkins-jenkins.apps.tssc.rht-set.com/job/Ploigos%20Reference%20Applications/job/reference-quarkus-mvn_jenkins_workflow-standard/view/change-requests/job/PR-25/16/console
• jenkins - min - maven: https://jenkins-jenkins.apps.tssc.rht-set.com/job/Ploigos%20Reference%20Applications/job/reference-quarkus-mvn_jenkins_workflow-minimal/view/change-requests/job/PR-7/1/console

[itewk]

using admin powers to merge without peer review.

WhatsTheWorstThatCouldHappen?