Bump io.jenkins.plugins:echarts-api from 5.5.1-1 to 5.5.1-4

Bumps [io.jenkins.plugins:echarts-api](https://github.com/jenkinsci/echarts-api-plugin) from 5.5.1-1 to 5.5.1-4.
- [Release notes](https://github.com/jenkinsci/echarts-api-plugin/releases)
- [Changelog](https://github.com/jenkinsci/echarts-api-plugin/blob/main/CHANGELOG.md)
- [Commits](jenkinsci/echarts-api-plugin@v5.5.1-1...v5.5.1-4)

---
updated-dependencies:
- dependency-name: io.jenkins.plugins:echarts-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -129,7 +129,7 @@
             <dependency>
                 <groupId>io.jenkins.plugins</groupId>
                 <artifactId>echarts-api</artifactId>
-                <version>5.5.1-1</version>
+                <version>5.5.1-4</version>
             </dependency>
             <dependency>
                 <groupId>org.slf4j</groupId>