Bump org.jenkins-ci.main:jenkins-test-harness from 2171.v048c97409d12 to 2174.v111a_b_471784f (#9049)

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

Author: dependabot[bot]

test/pom.xml

@@ -136,7 +136,7 @@ THE SOFTWARE.
     <dependency>
       <groupId>${project.groupId}</groupId>
       <artifactId>jenkins-test-harness</artifactId>
-      <version>2171.v048c97409d12</version>
+      <version>2174.v111a_b_471784f</version>
       <scope>test</scope>
       <exclusions>
         <exclusion>