Bump org.jenkins-ci.main:jenkins-test-harness (#921)

Author: dependabot[bot]

pom.xml

@@ -80,7 +80,7 @@
     <jacoco-maven-plugin.version>0.8.12</jacoco-maven-plugin.version>
     <jenkins.version>2.361</jenkins.version>
     <jenkins-bom.version>${jenkins.version}</jenkins-bom.version>
-    <jenkins-test-harness.version>2186.v5a_b_e6dd02a_35</jenkins-test-harness.version>
+    <jenkins-test-harness.version>2189.v1c38d94b_43b_a_</jenkins-test-harness.version>
     <junit.version>5.10.2</junit.version>
     <license-maven-plugin.version>133.v48b_64c1fc6b_4</license-maven-plugin.version>
     <lifecycle-mapping.version>1.0.0</lifecycle-mapping.version>