Allow empty junit results in config app verify job

Change-Id: I37d09ab88894e88292bded14aa6e1490662a7db9
diff --git a/jjb/verify/config.yaml b/jjb/verify/config.yaml
index ec9f48f..4d831eb 100644
--- a/jjb/verify/config.yaml
+++ b/jjb/verify/config.yaml
@@ -11,11 +11,13 @@
 
       - 'config-jobs':
           branch-regexp: '^(master)$'
+          junit-allow-empty-results: true
 
       - 'config-jobs-legacy':
           branch-regexp: '^(config-1.5)$'
           jdk-distribution: 'java-1.8.0-amazon-corretto'
           name-extension: '-jdk8'
+          junit-allow-empty-results: true
 
 - job-group:
     name: 'config-jobs-common'