ci: runbld script rather than overriding the shebang

.ci/scripts/runbld_junit.sh

@@ -0,0 +1,5 @@
+#!/usr/local/bin/runbld
+# shellcheck shell=bash
+# This file just exists to give runbld something to invoke before processing junit reports
+echo 'Processing junit reports with runbld...'
+find . -type f

Jenkinsfile

@@ -991,16 +991,14 @@ def junitAndStore(Map params = [:]){
 def runbld() {
   catchError(buildResult: 'SUCCESS', message: 'runbld post build action failed.') {
     if (stashedTestReports) {
-      echo "### RunBLD test reports ###"
       dir('runbld') {
         stashedTestReports.each { k, v ->
           dir(k) {
             unstash v
           }
         }
-        sh(label: 'runbld', script: """#!/usr/local/bin/runbld
-          echo 'Runbld to store the junit report'
-        """)
+        sh(label: 'Process JUnit reports with runbld',
+           script: "/usr/local/bin/runbld -d '${pwd()}' ${env.WORKSPACE}/${env.BASE_DIR}/.ci/scripts/runbld_junit.sh")
       }
     }
   }