Update jenkins file to use updated docker image (#571) (#572)

(cherry picked from commit e819e3e)

Signed-off-by: Sayali Gaikawad <gaiksaya@amazon.com>
Signed-off-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: opensearch-trigger-bot[bot]

jenkins/release.jenkinsFile

@@ -4,6 +4,7 @@ lib = library(identifier: 'jenkins@1.5.3', retriever: modernSCM([
 ]))
 
 standardReleasePipelineWithGenericTrigger(
+    overrideDockerImage: 'opensearchstaging/ci-runner:release-centos7-clients-v4',
     tokenIdCredential: 'jenkins-opensearch-java-generic-webhook-token',
     causeString: 'A tag was cut on opensearch-project/opensearch-java repository causing this workflow to run',
     downloadReleaseAsset: true,