build(deps-dev): bump junit-pioneer from 1.7.1 to 1.9.0 (aws-powertools#985)

Bumps [junit-pioneer](https://github.com/junit-pioneer/junit-pioneer) from 1.7.1 to 1.9.0.
- [Release notes](https://github.com/junit-pioneer/junit-pioneer/releases)
- [Commits](junit-pioneer/junit-pioneer@v1.7.1...v1.9.0)

---
updated-dependencies:
- dependency-name: org.junit-pioneer:junit-pioneer
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

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

Author: dependabot[bot]

powertools-idempotency/pom.xml

@@ -91,7 +91,7 @@
         <dependency>
             <groupId>org.junit-pioneer</groupId>
             <artifactId>junit-pioneer</artifactId>
-            <version>1.7.1</version>
+            <version>1.9.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>