Bump plugin-util-api from 2.5.1 to 2.8.0

Bumps [plugin-util-api](https://github.com/jenkinsci/plugin-util-api-plugin) from 2.5.1 to 2.8.0.
- [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@v2.5.1...v2.8.0)

---
updated-dependencies:
- dependency-name: io.jenkins.plugins:plugin-util-api
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -25,7 +25,7 @@
 
     <popper2-api.version>2.10.2-1</popper2-api.version>
     <font-awesome-api.version>5.15.4-3</font-awesome-api.version>
-    <plugin-util-api.version>2.5.1</plugin-util-api.version>
+    <plugin-util-api.version>2.8.0</plugin-util-api.version>
 
   </properties>