Update commons-lang3 to 3.20.0 to match rundeck core

Author: fdevans

build.gradle

@@ -59,8 +59,8 @@ dependencies {
     implementation 'org.rundeck:rundeck-core:6.0.0-SNAPSHOT'
 
     // Add secure commons-lang3 to provide alternative to vulnerable commons-lang 2.6
-    // Version 3.18.0 fixes CVE-2025-48924 (StackOverflowError in ClassUtils)
-    pluginLibs 'org.apache.commons:commons-lang3:3.18.0'
+    // Version 3.20.0 fixes CVE-2025-48924 (StackOverflowError in ClassUtils)
+    pluginLibs 'org.apache.commons:commons-lang3:3.20.0'
 
     pluginLibs group: 'org.apache.httpcomponents', name: 'httpclient', version: '4.5.14'
     pluginLibs group: 'com.google.code.gson', name: 'gson', version:'2.10.1'