fuzz: Remove breadth-first UI and migrate config

Signed-off-by: kingthorin <kingthorin@users.noreply.github.com>

Author: kingthorin

addOns/fuzz/CHANGELOG.md

@@ -5,6 +5,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## Unreleased
 ### Changed
+- Remove the payload replacement strategy option (depth/breadth first) from fuzzer options; breadth-first and depth-first currently behave the same.
 - Update minimum ZAP version to 2.17.0.
 - Update dependency.
 - Maintenance changes.

addOns/fuzz/src/main/java/org/zaproxy/zap/extension/fuzz/FuzzOptionsPanel.java

@@ -246,9 +246,21 @@ public FuzzOptionsPanel(
         JScrollPane scrollPane = new JScrollPane(innerPanel);
         scrollPane.setBorder(BorderFactory.createEmptyBorder());
 
+        hidePayloadReplacementStrategyUi(
+                payloadReplacementStrategyLabel,
+                depthFirstPayloadReplacementStrategyRadioButton,
+                breadthFirstPayloadReplacementStrategyRadioButton);
+
         add(scrollPane);
     }
 
+    private static void hidePayloadReplacementStrategyUi(
+            JLabel label, JRadioButton depthFirst, JRadioButton breadthFirst) {
+        label.setVisible(false);
+        depthFirst.setVisible(false);
+        breadthFirst.setVisible(false);
+    }
+
     void setFuzzersDir(FuzzersDir fuzzersDir) {
         DefaultComboBoxModel<String> model = new DefaultComboBoxModel<>();
         for (FuzzerPayloadCategory category : fuzzersDir.getCategories()) {

addOns/fuzz/src/main/java/org/zaproxy/zap/extension/fuzz/impl/FuzzerOptionsPanel.java

@@ -240,9 +240,21 @@ public FuzzerOptionsPanel(
         scrollPane.setViewportView(innerPanel);
         scrollPane.setBorder(BorderFactory.createEtchedBorder(EtchedBorder.RAISED));
 
+        hidePayloadReplacementStrategyUi(
+                payloadReplacementStrategyLabel,
+                depthFirstPayloadReplacementStrategyRadioButton,
+                breadthFirstPayloadReplacementStrategyRadioButton);
+
         add(scrollPane);
     }
 
+    private static void hidePayloadReplacementStrategyUi(
+            JLabel label, JRadioButton depthFirst, JRadioButton breadthFirst) {
+        label.setVisible(false);
+        depthFirst.setVisible(false);
+        breadthFirst.setVisible(false);
+    }
+
     public boolean validateFields() {
         FuzzerOptions baseOptions =
                 new FuzzerOptions(