Use string repetition to format.

Jenkinsfile

@@ -114,16 +114,16 @@ def printReport(report) {
     text += "|--Project Modules\n"
     report['downstream_modules'].each { deep, artifacts ->
             artifacts.each { name, data ->
-                text += "${indent}|--Module Name: ${name}\n"
-                text += "${indent}|--Dependency Level: ${deep}\n"
-                text += "${indent}|--Downstream Modules for ${name}\n"
+                text += "${indent}|--Module ${name}\n"
+                text += "${indent*2}|--Dependency Level: ${deep}\n"
+                text += "${indent*2}|--Downstream Modules for ${name}\n"
                 data['dependencies'].each {d ->
-                    text += "${indent}\t|--${d}"
+                    text += "${indent*3}|--${d}"
                     text += "\n"
                 }
-                text += "${indent}|--Downstream Projects for ${name}\n"
+                text += "${indent*2}|--Downstream Projects for ${name}\n"
                 data['projects'].each { p ->
-                     text += "${indent}\t|--${p}"
+                     text += "${indent*3}|--${p}"
                      text += "\n"
                 }
             }