chore: trim dependencyManagement and optional dependencies from pom.xml

Fixes #6030
See gradle/gradle#14936

Author: vlsi

build-logic/publishing/src/main/kotlin/build-logic.publish-to-central.gradle.kts

@@ -1,3 +1,6 @@
+import groovy.util.Node
+import groovy.util.NodeList
+
 /*
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
@@ -45,6 +48,28 @@ publishing {
             }
         }
         pom {
+            withXml {
+                val pom = asNode()
+                // Maven does not support dependencyManagement, so remove it anyway
+                for (dependencyManagement in (pom["dependencyManagement"] as NodeList)) {
+                    pom.remove(dependencyManagement as Node)
+                }
+                // Gradle maps test fixtures to optional=true, so we remove those elements form the POM to avoid
+                // confusion
+                // See https://github.com/gradle/gradle/issues/14936
+                // See https://github.com/apache/jmeter/issues/6030
+                val dependencies = pom["dependencies"] as NodeList
+                for (dependenciesNode in dependencies) {
+                    dependenciesNode as Node
+                    for (dependency in (dependenciesNode["dependency"] as NodeList)) {
+                        dependency as Node
+                        if ((dependency["optional"] as? NodeList)?.firstOrNull()?.let { it as? Node }
+                                ?.text() == "true") {
+                            dependenciesNode.remove(dependency)
+                        }
+                    }
+                }
+            }
             name.set("Apache JMeter ${project.name.replaceFirstChar { it.titlecaseChar() }}")
             // This code might be executed before project-related build.gradle.kts is evaluated
             // So we delay access to project.description