Add dataclasses in selfdeploy job

Related-Prod:PROD-37145

Change-Id: Ia076a50a453b09103bf7e2b6952f845a9fda1757
diff --git a/jobs/pipelines/self-deploy-jobs.groovy b/jobs/pipelines/self-deploy-jobs.groovy
index 57f1c9e..2d048be 100644
--- a/jobs/pipelines/self-deploy-jobs.groovy
+++ b/jobs/pipelines/self-deploy-jobs.groovy
@@ -12,7 +12,7 @@
                   virtualenv -p python3 .venv
                 fi
                 if [ -z "\$(./.venv/bin/pip freeze | grep  jenkins-job-builder)" ]; then
-                   ./.venv/bin/pip install 'jenkins-job-builder>=2.0.0.0b2'
+                   ./.venv/bin/pip install 'jenkins-job-builder>=2.0.0.0b2' dataclasses
                 fi
                 """
             }