Bump h2spec-maven-plugin from 1.0.6 to 1.0.7 (#6706)

Bumps [h2spec-maven-plugin](https://github.com/jetty-project/h2spec-maven-plugin) from 1.0.6 to 1.0.7.
- [Release notes](https://github.com/jetty-project/h2spec-maven-plugin/releases)
- [Commits](jetty-project/h2spec-maven-plugin@h2spec-maven-plugin-1.0.6...h2spec-maven-plugin-1.0.7)

---
updated-dependencies:
- dependency-name: org.mortbay.jetty:h2spec-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -982,7 +982,7 @@
         <plugin>
           <groupId>org.mortbay.jetty</groupId>
           <artifactId>h2spec-maven-plugin</artifactId>
-          <version>1.0.6</version>
+          <version>1.0.7</version>
         </plugin>
       </plugins>
     </pluginManagement>