Bump nl.jqno.equalsverifier:equalsverifier from 4.0.7 to 4.0.9 (jenkinsci#1798)

Bumps [nl.jqno.equalsverifier:equalsverifier](https://github.com/jqno/equalsverifier) from 4.0.7 to 4.0.9.
- [Release notes](https://github.com/jqno/equalsverifier/releases)
- [Changelog](https://github.com/jqno/equalsverifier/blob/main/CHANGELOG.md)
- [Commits](jqno/equalsverifier@equalsverifier-4.0.7...equalsverifier-4.0.9)

---
updated-dependencies:
- dependency-name: nl.jqno.equalsverifier:equalsverifier
  dependency-version: 4.0.9
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -130,7 +130,7 @@
     <dependency>
       <groupId>nl.jqno.equalsverifier</groupId>
       <artifactId>equalsverifier</artifactId>
-      <version>4.0.7</version>
+      <version>4.0.9</version>
       <scope>test</scope>
     </dependency>
     <dependency>