fix compile error

Author: razvan

shared/reload4j/stackable/patches/1.2.25/0001-fix-move-buffer-into-function-to-prevent-race.patch

@@ -1,12 +1,31 @@
-From ea035412d25a54e387e748c07a6c4f58b06ff10d Mon Sep 17 00:00:00 2001
+From 124575963f02242904d655cfde7d05375c2c2d26 Mon Sep 17 00:00:00 2001
 From: Razvan-Daniel Mihai <[email protected]>
 Date: Wed, 5 Nov 2025 12:27:34 +0100
 Subject: fix: move buffer into function to prevent race
 
 ---
- src/main/java/org/apache/log4j/xml/XMLLayout.java | 10 +---------
- 1 file changed, 1 insertion(+), 9 deletions(-)
+ src/main/java/org/apache/log4j/helpers/Transform.java |  4 ++--
+ src/main/java/org/apache/log4j/xml/XMLLayout.java     | 10 +---------
+ 2 files changed, 3 insertions(+), 11 deletions(-)
 
+diff --git a/src/main/java/org/apache/log4j/helpers/Transform.java b/src/main/java/org/apache/log4j/helpers/Transform.java
+index ad77e165..5f0aba25 100644
+--- a/src/main/java/org/apache/log4j/helpers/Transform.java
++++ b/src/main/java/org/apache/log4j/helpers/Transform.java
+@@ -76,11 +76,11 @@ public class Transform {
+     /**
+      * Ensures that embeded CDEnd strings (]]&gt;) are handled properly within message, NDC and throwable tag text.
+      *
+-     * @param buf StringBuffer holding the XML data to this point. The initial CDStart (&lt;![CDATA[) and final CDEnd
++     * @param buf StringBuilder holding the XML data to this point. The initial CDStart (&lt;![CDATA[) and final CDEnd
+      *            (]]&gt;) of the CDATA section are the responsibility of the calling method.
+      * @param str The String that is inserted into an existing CDATA Section within buf.
+      */
+-    static public void appendEscapingCDATA(final StringBuffer buf, final String str) {
++    static public void appendEscapingCDATA(final StringBuilder buf, final String str) {
+         if (str != null) {
+             int end = str.indexOf(CDATA_END);
+             if (end < 0) {
 diff --git a/src/main/java/org/apache/log4j/xml/XMLLayout.java b/src/main/java/org/apache/log4j/xml/XMLLayout.java
 index 4f0d99f3..35ef30d8 100644
 --- a/src/main/java/org/apache/log4j/xml/XMLLayout.java