Bump junit-pioneer from 1.8.0 to 1.9.0 (open-telemetry#4952)

Bumps [junit-pioneer](https://github.com/junit-pioneer/junit-pioneer) from 1.8.0 to 1.9.0.
- [Release notes](https://github.com/junit-pioneer/junit-pioneer/releases)
- [Commits](junit-pioneer/junit-pioneer@v1.8.0...v1.9.0)

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

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

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

dependencyManagement/build.gradle.kts

@@ -97,7 +97,7 @@ val DEPENDENCIES = listOf(
   "org.bouncycastle:bcpkix-jdk15on:1.70",
   "org.codehaus.mojo:animal-sniffer-annotations:1.22",
   "org.jctools:jctools-core:4.0.1",
-  "org.junit-pioneer:junit-pioneer:1.8.0",
+  "org.junit-pioneer:junit-pioneer:1.9.0",
   "org.skyscreamer:jsonassert:1.5.1",
 )