Bump plugin-util-api from 1.7.1 to 2.0.0 (#90)

Bumps [plugin-util-api](https://github.com/jenkinsci/plugin-util-api-plugin) from 1.7.1 to 2.0.0.
- [Release notes](https://github.com/jenkinsci/plugin-util-api-plugin/releases)
- [Changelog](https://github.com/jenkinsci/plugin-util-api-plugin/blob/master/CHANGELOG.md)
- [Commits](jenkinsci/plugin-util-api-plugin@v1.7.1...v2.0.0)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pom.xml

@@ -23,7 +23,7 @@
     <changelist>-SNAPSHOT</changelist>
 
     <!-- Jenkins Plug-in Dependencies Versions -->
-    <plugin-util-api.version>1.7.1</plugin-util-api.version>
+    <plugin-util-api.version>2.0.0</plugin-util-api.version>
     <pipeline-stage-step.version>2.5</pipeline-stage-step.version>
   </properties>