[ci] ship Jest unit test junit with runbld in jest worker (#97197)

Co-authored-by: Brian Seeders <seeders@gmail.com>
Co-authored-by: spalger <spalger@users.noreply.github.com>

vars/kibanaPipeline.groovy

@@ -468,7 +468,13 @@ def allCiTasks() {
     },
     jest: {
       workers.ci(name: 'jest', size: 'n2-standard-16', ramDisk: false) {
-        scriptTask('Jest Unit Tests', 'test/scripts/test/jest_unit.sh')()
+        catchErrors {
+          scriptTask('Jest Unit Tests', 'test/scripts/test/jest_unit.sh')()
+        }
+
+        catchErrors {
+          runbld.junit()
+        }
       }
     },
   ])