[jenkins_build] Add the pipeline-utility-steps plugin

The primary motivation is that this provides convenience functions for
parsing YAML files.

playbooks/roles/jenkins_build/defaults/main.yml

@@ -212,7 +212,6 @@ build_jenkins_plugins_list:
   - name: 'xunit'
     version: '1.93'
     group: 'org.jenkins-ci.plugins'
-  # Dependencies that need to be upgraded for security patches
   - name: 'git'
     version: '3.8.0'
     group: 'org.jenkins-ci.plugins'
@@ -231,6 +230,9 @@ build_jenkins_plugins_list:
   - name: 'workflow-aggregator'
     version: '2.5'
     group: 'org.jenkins-ci.plugins.workflow'
+  - name: 'pipeline-utility-steps'
+    version: '2.0.2'
+    group: 'org.jenkins-ci.plugins'
 
 # ghprb
 build_jenkins_ghprb_white_list_phrase: '.*[Aa]dd\W+to\W+whitelist.*'